Exhibit 10.27


     CERTIFICATION OF WILLIAM P. HORGAN PURSUANT TO 18 U.S.C. SECTION 1350
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In connection with the Quarterly Report of Human Pheromone  Sciences,  Inc. (the
"Company")  on Form 10-QSB for the period ending June 30, 2002 as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), I, William
P.  Horgan.  Chief  Executive  Officer of the Company,  certify,  pursuant to 18
U.S.C.  Section 1350, as adopted  pursuant to Section 906 of the  Sarbanes-Oxley
Act of 2002, that:

     (1)  The Report fully  complies with the  requirements  of section 13(a) or
          15(d) of the Securities Exchange Act of 1394; and

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


/s/ William P. Horgan
August 12, 2002