<PAGE>
Exhibit 23.1
------------
Consent of Independent Auditors
-------------------------------
As independent public accountants, we hereby consent to the incorporation by
reference in this Registration Statement on Form S-8 of our report dated
February 11, 2000 included in Dynamics Research Corporation's Annual Report on
Form 10-K for the year ended December 31, 1999, and to all references to our
Firm included in this Registration Statement.
/s/ Arthur Andersen LLP
Arthur Andersen LLP
Boston, Massachusetts
October 12, 2000