CHASING LONGEVITY
A LIFE EXTENDING VENTURE
Immortality has always been the dream of mankind. The story relates efforts and experiments to realize that goal. The scientists use the genes of long-lived animals to genetically engineer primates to give them an extended existence, with the anticipation of applying the technology to humans.

Scientist
Published in the Journal of Science and in Nature with Nobel Laureate Roger Guillimin, and co-discoverer of the brain hormone Somatostatin that regulates Growth Hormone secretion. He was a full Professor of Science at the University of Texas, teaching Biotechnology.
Tennis World Champion.
Prof. Grant was a Senior Singles semi-finalist in the 2001 World International Tennis Federation Championships in Perth, Australia, and the winner of the senior doubles World ITF Championships in Austria in 2002
Inventor
As an avid tennis player, he invented and patented the first professionally used electronic tennis line-calling device, introduced at the World Championship finals in 1975, and the World Team Tennis original NO_LINE logo court design in 1976.
About the author
Professor Geoffrey Grant, B.S.A.; M.Sc. Ph.D., Emeritus, University of Texas
Senior Men’s Tennis Doubles World Champion 2002 Professor Grant is an expatriate Brit living in San Diego. During the past centuries, his ancestors were English tenant sharecroppers of a feudal landlord, the Earl of Gainsborough, in the small English county of Rutland. His family left the tenant farm, rejecting the feudal authority in the mid-20th century, and emigrated to Canada, facilitated by his father’s successful entrepreneurial farming ventures such as mushroom and asparagus growing and specialized pig farming. Professor Grant’s primary education was in Kitimat, a Haisla Indian Nation area of Northern British Columbia, Canada. Subsequently, he earned advanced degrees from the University of British Columbia (Agriculture) and the University of California, San Diego (1969, Molecular Biology). His formal education was followed by a position as a Research Professor in the laboratory of Nobel Laureate Roger Guillemin at the Salk Institute for Biological Studies in San Diego.
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Geoffrey Frank Grant
Across Mexico, Spain, and California, a Spanish Duke summons the daughter he’s never met and her twin sons to secure his legacy. Amid romance, resentment, and old secrets, a battle of wills will decide if this is a path to reconciliation—or deeper division.

Essence of the book
Geoffrey Frank Grant
His work at the intersection of science and sport reflects his commitment to innovation and fairness, bringing technology into the heart of tennis to transform how the game is played and judged.