Neuberger Berman Advisers Management Trust N-CSRS Certified semi-annual shareholder report (management investment company)

EX-99.906

Certification Pursuant to 18 U.S.C. Section 1350,

as Adopted Pursuant to Section 906

of the Sarbanes-Oxley Act of 2002

We, Peter E. Sundman, Chief Executive Officer and John M. McGovern, Treasurer and Principal Financial and Accounting Officer of Neuberger Berman Advisers Management Trust (“Registrant”), certify, pursuant to 18 U.S.C. Section 1350 enacted under Section 906 of the Sarbanes-Oxley Act of 2002, that to our knowledge:

1. The Registrant’s periodic report on Form N-CSR for the period ended

June 30, 2008 fully complies with the requirements of Section 13(a) or 15(d)

of the Securities Exchange Act of 1934 (15 U.S.C. Section 78m(a) or 78o(d)); and

2. The information contained in such Form N-CSR fairly presents, in all material

respects, the financial condition and results of operations of the Registrant.

Date: August 20, 2008

/s/ Peter E. Sundman

Peter E. Sundman,

Chief Executive Officer

Neuberger Berman Advisers Management Trust

/s/ John M. McGovern

John M. McGovern

Treasurer, Principal Financial and Accounting Officer

Neuberger Berman Advisers Management Trust

A signed original of this written statement required by Section 906, or other document authenticating, acknowledging, or otherwise adopting the signature that appears in typed form within the electronic version of this written statement required by Section 906, has been provided to the Registrant and will be retained by the Registrant and furnished to the Securities and Exchange Commission or its staff upon request.

This certification is being furnished to the Commission solely pursuant to 18 U.S.C. Section 1350 and is not being filed as part of the Form N-CSR with the Commission.