CERTIFICATIONS


I, Peter E.  Sundman,  Chief  Executive  Officer of  Neuberger  Berman  Advisers
Management  Trust (the  "Trust"),  certify,  pursuant to 18 U.S.C.  Section 1350
enacted  under  Section  906  of the  Sarbanes-Oxley  Act of  2002,  that  to my
knowledge:

     1.   The Form N-CSR of the Trust (the  "Report")  for the period ended June
          30, 2004 fully  complies  with the  requirements  of Section  13(a) or
          15(d) of the Securities Exchange Act of 1934; and

     2.   The  information  contained  in the  Report  fairly  presents,  in all
          material respects,  the financial  condition and results of operations
          of the Trust.

Dated: August 30, 2004


                                                 /s/ Peter E. Sundman
                                                 -------------------------------
                                                 Peter E. Sundman
                                                 Chief Executive Officer


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 906,  has been  provided  to the Trust and will be  retained by the
Trust 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.






I, Barbara Muinos,  Treasurer of Neuberger Berman Advisers Management Trust (the
"Trust"),  certify, pursuant to 18 U.S.C. Section 1350 enacted under Section 906
of the Sarbanes-Oxley Act of 2002, that to my knowledge:

     1.   The Form N-CSR of the Trust (the  "Report")  fully  complies  with the
          requirements of Section 13(a) or 15(d) of the Securities  Exchange Act
          of 1934; and

     2.   The  information  contained  in the  Report  fairly  presents,  in all
          material respects,  the financial  condition and results of operations
          of the Trust.

Dated: August 27, 2004


                                                 /s/ Barbara Muinos
                                                 -------------------------------
                                                 Barbara Muinos
                                                 Treasurer

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 906,  has been  provided  to the Trust and will be  retained by the
Trust 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.