1 EXHIBIT 23.1 - CONSENT OF ERNST & YOUNG LLP Consent of Independent Auditors We consent to the incorporation by reference in the Registration Statement (Form S-3 No. 333-43807, Form S-3 No. 333-23745 and Form S-3 No. 333-53807) of National TechTeam, Inc. and in the related Prospectuses and in Registration Statements (Form S-8 No. 333-04731 and Form S-8 No. 333-04733) pertaining to the National TechTeam, Inc. 1989 Amended and Restated Employees' 401(k)/Profit-Sharing Plan and Trust of our report dated February 23, 1999, with respect to the consolidated financial statements of National TechTeam, Inc. included in the Annual Report (Form 10-K) for the year ended December 31, 1998. /s/ Ernst & Young LLP Detroit, Michigan March 30, 1999