Attached files

file filename
EX-21.1 - EX-21.1 - CRA INTERNATIONAL, INC.a2227455zex-21_1.htm
10-K - 10-K - CRA INTERNATIONAL, INC.a2227455z10-k.htm
10-K - 10-K - CRA INTERNATIONAL, INC.a2227455zf1_10-04.pdf
EX-10.22 - EX-10.22 - CRA INTERNATIONAL, INC.a2227455zex-10_22.htm
EX-10.28 - EX-10.28 - CRA INTERNATIONAL, INC.a2227455zex-10_28.htm
EX-23.2 - EX-23.2 - CRA INTERNATIONAL, INC.a2227455zex-23_2.htm
EX-31.1 - EX-31.1 - CRA INTERNATIONAL, INC.a2227455zex-31_1.htm
EX-31.2 - EX-31.2 - CRA INTERNATIONAL, INC.a2227455zex-31_2.htm
EX-32.1 - EX-32.1 - CRA INTERNATIONAL, INC.a2227455zex-32_1.htm

QuickLinks -- Click here to rapidly navigate through this document


Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

        We consent to the incorporation by reference in the following Registration Statements:

    (1)
    Registration Statement (Form S-3 Nos. 333-142064, 333-118691, 333-123903) of CRA International, Inc.,

    (2)
    Registration Statement (Form S-8 Nos. 333-184916, 333-133450, 333-63451, 333-62910, 333-97163, 333-63453, 333-120539, 333-170142 and 333-164621) pertaining to the Employees' Benefits Plan of CRA International, Inc.;

of our reports dated March 4, 2016, with respect to the consolidated financial statements of CRA International, Inc., and the effectiveness of internal control over financial reporting of CRA International, Inc., included in this Annual Report (Form 10-K) for the year ended January 2, 2016.

/s/ Ernst & Young LLP                        

Boston, Massachusetts
March 4, 2016




QuickLinks

Consent of Independent Registered Public Accounting Firm