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  <xsd:element abstract="true" id="fcn_AllowanceForDoubtfulAccountsAndUnbilledServicesMember" name="AllowanceForDoubtfulAccountsAndUnbilledServicesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_AmortizationAndImpairmentOfOtherIntangibleAssets" name="AmortizationAndImpairmentOfOtherIntangibleAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_AmortizationOfLoansToEmployees" name="AmortizationOfLoansToEmployees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_BalanceSheetDetailsTextBlock" name="BalanceSheetDetailsTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_BillingInExcessOfServicesProvidedPolicyPolicyTextBlock" name="BillingInExcessOfServicesProvidedPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_BusinessCombinationConsiderationTransferredInitialPayment" name="BusinessCombinationConsiderationTransferredInitialPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_ComputerEquipmentandSoftwareMember" name="ComputerEquipmentandSoftwareMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_ConcentrationOfRiskPolicyPolicyTextBlock" name="ConcentrationOfRiskPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_CorporateFinanceRestructuringMember" name="CorporateFinanceRestructuringMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_CreditFacilityMember" name="CreditFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_DebtInstrumentMaturityYear" name="DebtInstrumentMaturityYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:gYearItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_DebtTable" name="DebtTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_DeferredTaxAssetsFutureForeignTaxCreditAssetCarryforwardandForeignTaxCreditCarryforwardForeign" name="DeferredTaxAssetsFutureForeignTaxCreditAssetCarryforwardandForeignTaxCreditCarryforwardForeign" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcn_DeferredTaxAssetsNetOperatingLossCarryforwardsAndCreditStateAndLocal" name="DeferredTaxAssetsNetOperatingLossCarryforwardsAndCreditStateAndLocal" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcn_DeferredTaxAssetsNotesReceivableFromEmployees" name="DeferredTaxAssetsNotesReceivableFromEmployees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcn_DeferredTaxAssetsOperatingLossCarryforwardsForeignNetOfValuationAllowance" name="DeferredTaxAssetsOperatingLossCarryforwardsForeignNetOfValuationAllowance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcn_DeferredTaxLiabilitiesBasisDifferenceInSubsidiaries" name="DeferredTaxLiabilitiesBasisDifferenceInSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcn_DeferredTaxLiabilitiesForeignWithholdingTaxExcludingUndistributedForeignEarnings" name="DeferredTaxLiabilitiesForeignWithholdingTaxExcludingUndistributedForeignEarnings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcn_DeferredTaxLiabilitiesPropertyEquipmentAndCapitalizedSoftware" name="DeferredTaxLiabilitiesPropertyEquipmentAndCapitalizedSoftware" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcn_DeferredTaxLiabilitiesRevenueRecognition" name="DeferredTaxLiabilitiesRevenueRecognition" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcn_DescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesLineItems" name="DescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_DescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTable" name="DescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_EarningsPerCommonShareLineItems" name="EarningsPerCommonShareLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_EarningsPerShareBasicAndDilutedNumeratorAbstract" name="EarningsPerShareBasicAndDilutedNumeratorAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_EconomicConsultingMember" name="EconomicConsultingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_ExercisePriceRangeFiveMember" name="ExercisePriceRangeFiveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_ExercisePriceRangeFourMember" name="ExercisePriceRangeFourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_ExercisePriceRangeOneMember" name="ExercisePriceRangeOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_ExercisePriceRangeThreeMember" name="ExercisePriceRangeThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_ExercisePriceRangeTwoMember" name="ExercisePriceRangeTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_ForensicAndLitigationConsultingMember" name="ForensicAndLitigationConsultingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_ForgivableLoansForgivenessPeriodMaximum" name="ForgivableLoansForgivenessPeriodMaximum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_ForgivableLoansForgivenessPeriodMinimum" name="ForgivableLoansForgivenessPeriodMinimum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_FurnitureEquipmentAndInternalUseSoftwareMember" name="FurnitureEquipmentAndInternalUseSoftwareMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_GainLossOnRemeasurementOfContingentConsideration" name="GainLossOnRemeasurementOfContingentConsideration" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_IncomeTaxDisclosureTable" name="IncomeTaxDisclosureTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_IncomeTaxLineItems" name="IncomeTaxLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_IncomeTaxReconciliationAdjustmentToReserveForUncertainTaxPositions" name="IncomeTaxReconciliationAdjustmentToReserveForUncertainTaxPositions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_IncreaseDecreaseInBillingInExcessOfServiceProvided" name="IncreaseDecreaseInBillingInExcessOfServiceProvided" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_IntercompanyPayables" name="IntercompanyPayables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcn_IntercompanyReceivables" name="IntercompanyReceivables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcn_IntercompanyTransfers" name="IntercompanyTransfers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_InterestAndOtherIncomeExpenseNet" name="InterestAndOtherIncomeExpenseNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_LeaseTerminationCostsMember" name="LeaseTerminationCostsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_LineOfCreditFacilityExpectedIncreaseAmount" name="LineOfCreditFacilityExpectedIncreaseAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcn_LineOfCreditFacilityFrontingFeePercentage" name="LineOfCreditFacilityFrontingFeePercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_LineOfCreditFacilityMaximumLeveragePercentage" name="LineOfCreditFacilityMaximumLeveragePercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcn_LoansandLeasesReceivableRelatedPartiesAmortization" name="LoansandLeasesReceivableRelatedPartiesAmortization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcn_LoansandLeasesReceivableRelatedPartiesOtherAdjustments" name="LoansandLeasesReceivableRelatedPartiesOtherAdjustments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_LongTermDebtAndCapitalLeaseObligationsLineItems" name="LongTermDebtAndCapitalLeaseObligationsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_NoncashorPartNoncashAcquisitionContingentLiabilityAssumed" name="NoncashorPartNoncashAcquisitionContingentLiabilityAssumed" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcn_NotesReceivableFromEmployeesPolicyPolicyTextBlock" name="NotesReceivableFromEmployeesPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_NumberOfNotesReceivablesOutstanding" name="NumberOfNotesReceivablesOutstanding" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcn_OmnibusPlanTwoThousandSeventeenMember" name="OmnibusPlanTwoThousandSeventeenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_OperatingLossCarryforwardPeriod" name="OperatingLossCarryforwardPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_OtherAssetsNoncurrentAndNotesReceivableNetOfCurrentPortion" name="OtherAssetsNoncurrentAndNotesReceivableNetOfCurrentPortion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcn_OwnershipPercentageOfGuarantorSubsidiary" name="OwnershipPercentageOfGuarantorSubsidiary" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcn_PeriodOfPriorNoticeRequiredForRedemptionOfNotes" name="PeriodOfPriorNoticeRequiredForRedemptionOfNotes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_ProceedsOrPaymentsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions" name="ProceedsOrPaymentsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_RestrictedStockAndPerformanceStockUnitsMember" name="RestrictedStockAndPerformanceStockUnitsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_RestructuringBusinessMember" name="RestructuringBusinessMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_RestructuringChargesNetofAccrualAdjustment" name="RestructuringChargesNetofAccrualAdjustment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_RestructuringReserveExpectedPaymentInYearFivetoYearNine" name="RestructuringReserveExpectedPaymentInYearFivetoYearNine" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcn_RestructuringReserveExpectedPaymentInYearFour" name="RestructuringReserveExpectedPaymentInYearFour" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcn_RestructuringReserveExpectedPaymentInYearThree" name="RestructuringReserveExpectedPaymentInYearThree" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcn_RestructuringReserveExpectedPaymentInYearTwo" name="RestructuringReserveExpectedPaymentInYearTwo" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcn_RestructuringReserveExpectedPaymentNextTwelveMonths" name="RestructuringReserveExpectedPaymentNextTwelveMonths" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcn_RestructuringandRelatedCostExpectedCashPayments" name="RestructuringandRelatedCostExpectedCashPayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_RestructuringandRelatedCostExpectedNoncashSettlements" name="RestructuringandRelatedCostExpectedNoncashSettlements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_ScheduleOfEarningsPerShareBasicAndDilutedByCommonClassTable" name="ScheduleOfEarningsPerShareBasicAndDilutedByCommonClassTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_ScheduleOfReconciliationOfAdjustedSegmentEBITDATableTableTextBlock" name="ScheduleOfReconciliationOfAdjustedSegmentEBITDATableTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_ScheduleOfSpecialChargesBySegmentTableTextBlock" name="ScheduleOfSpecialChargesBySegmentTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_SegmentDepreciationExpense" name="SegmentDepreciationExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_SegmentReportingSpecialChargesAmount" name="SegmentReportingSpecialChargesAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_SeniorNotesSixPointZeroPercentDueTwentyTwentyTwoMember" name="SeniorNotesSixPointZeroPercentDueTwentyTwentyTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriodWeightedAverageGrantDateFairValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriodWeightedAverageGrantDateFairValue" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedIntrinsicValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndNonvestedIntrinsicValueTotal" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndNonvestedIntrinsicValueTotal" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_SpecialChargesAmount" name="SpecialChargesAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_SpecialChargesMember" name="SpecialChargesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_SpecialChargesTextBlock" name="SpecialChargesTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_StockIssuedDuringPeriodValueStockUnitsUnderIncentiveCompensationPlan" name="StockIssuedDuringPeriodValueStockUnitsUnderIncentiveCompensationPlan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_StockOptionsAndRestrictedSharesMember" name="StockOptionsAndRestrictedSharesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_StockRepurchaseProgramAdditionalAuthorizedAmount" name="StockRepurchaseProgramAdditionalAuthorizedAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcn_StockholdersEquityLineItems" name="StockholdersEquityLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_StockholdersEquityTable" name="StockholdersEquityTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_StrategicCommunicationsMember" name="StrategicCommunicationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_TaxCutsandJobsActof2017IncompleteAccountingChangeinTaxRateDeferredTaxLiabilityProvisionalIncomeTaxExpenseBenefit" name="TaxCutsandJobsActof2017IncompleteAccountingChangeinTaxRateDeferredTaxLiabilityProvisionalIncomeTaxExpenseBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcn_TaxCutsandJobsActof2017IncompleteAccountingProvisionalIncomeTaxExpenseBenefit" name="TaxCutsandJobsActof2017IncompleteAccountingProvisionalIncomeTaxExpenseBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcn_TaxCutsandJobsActof2017IncompleteAccountingTransitionTaxforAccumulatedForeignEarningsEstimatedPaymentinnextTwelveMonths" name="TaxCutsandJobsActof2017IncompleteAccountingTransitionTaxforAccumulatedForeignEarningsEstimatedPaymentinnextTwelveMonths" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcn_TaxCutsandJobsActof2017IncompleteAccountingTransitionTaxforAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit" name="TaxCutsandJobsActof2017IncompleteAccountingTransitionTaxforAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_TechnologyMember" name="TechnologyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_TermOfOperatingLossCarryForward" name="TermOfOperatingLossCarryForward" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_TwoThousandFifteenStockRepurchaseProgramMember" name="TwoThousandFifteenStockRepurchaseProgramMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_TwoThousandSixteenStockRepurchaseProgramMember" name="TwoThousandSixteenStockRepurchaseProgramMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcn_UnallocatedCorporateExpenses" name="UnallocatedCorporateExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcn_WeightedAverageNumberofSharesOutstandingBasicandDilutedAbstract" name="WeightedAverageNumberofSharesOutstandingBasicandDilutedAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
</xsd:schema>
