CONSENT OF DYKEMA GOSSETT PLLC We consent to the filing of our tax opinion as an exhibit to the Registration Statement on Form N-14 of the John Hancock Variable Series Trust I (File No. 333-114139) and to the references made to our firm therein and in any amendments thereto. /s/ DYKEMA GOSSETT PLLC Bloomfield Hills, Michigan May 11, 2004