About Us

Palatin’s Executive Management

Carl Spana, Ph.D.

President and Chief Executive Officer

Dr. Spana, co-founder of Palatin, has served as president and chief executive officer since 2000. He has been a director of Palatin since 1996. From 1996 to 2000, Dr. Spana served as an executive vice president and chief technical officer of Palatin.

From 1993 to 1996, Dr. Spana was vice president of Paramount Capital Investments, LLC, a biotechnology and biopharmaceutical merchant banking firm, and of The Castle Group Ltd., a medical venture capital firm. Through his work at Paramount Capital Investments and Castle Group, Dr. Spana co-founded and acquired several private biotechnology firms. From 1991 to 1993, Dr. Spana was a research associate at Bristol-Myers Squibb, a publicly traded pharmaceutical company, where he was involved in scientific research in the field of immunology.

Dr. Spana received his Ph.D. in molecular biology from The Johns Hopkins University and his B.S. in biochemistry from Rutgers University.


Stephen T. Wills, C.P.A., M.S.T.

Executive Vice President, Chief Financial Officer and Chief Operating Officer

Mr. Wills joined Palatin as vice president and chief financial officer in 1997. He brings a depth of financial experience in public accounting and healthcare to the company.

Since December 2015, Mr. Wills has also served as interim executive chairman and principal executive officer of Derma Sciences, Inc., a publicly-held company providing wound and skin care products, and from 1997 to 2000, he was also vice president and chief financial officer of Derma Sciences. From 1991 to 2000, Mr. Wills served as the president and chief operating officer of Golomb, Wills and Company, P.C., a public accounting firm.

Mr. Wills, a certified public accountant, earned his B.S. in accounting from West Chester University, and an M.S. in taxation from Temple University.


Johna Lucas, M.A., M.D., F.A.C.O.G.

Chief Medical Officer

Dr. Lucas is Chief Medical Officer of Palatin and medical director of Palatin’s reconnect studies, parallel Phase 3 studies on bremelanotide for hypoactive sexual desire disorder (HSDD).

Dr. Lucas, who is a Fellow of The American Congress of Obstetricians and Gynecologists, is author on a number of scientific papers on HSDD and other female sexual disorders.  After joining industry in 1999, she was responsible for the clinical development and medical affairs of Intrinsa, a testosterone transdermal system for the treatment of HSDD for Procter & Gamble Pharmaceuticals, was a Senior Medical Director for Warner Chilcott Ltd., a specialty pharmaceutical company acquired by Actavis plc in late 2013, and lead pharmacovigilance activities for several products for Bristol-Myers Squibb Pharmaceutical Company.  Prior to this she was the Chairman of Gynecology at the Cleveland Clinic Florida.

Dr. Lucas received her M.D. and M.A. from University of Missouri, Columbia and did residency and fellowship training at Case-Western Reserve University Hospitals in Cleveland, Ohio.


Libby Keating

Vice President, Commercial Development

As Vice President, Commercial Development, Ms. Keating leads all commercial launch readiness activities in support of bremelanotide for female sexual dysfunction. She is also responsible for providing strategic commercial direction for all early to mid-stage development products.

Ms. Keating has spent over 25 years in the pharmaceutical industry, with experience including sales, market research, pipeline and in-line product management, including global marketing, and franchise leadership in the areas of women’s health, central nervous system, respiratory, chronic heart failure, and oncology.  Her launch planning experience includes respiratory, oncology, central nervous system and women’s health care in both nascent and established markets. She was named a “Rising Star” by the Healthcare Businesswomen’s Association and has worked in leadership positions for several pharmaceutical companies, including SmithKline Beecham, AstraZeneca, Boehringer-Ingelheim, and Acorda Therapeutics.  Most recently, she was President and Founder of Keating Consultants, LLC.