S. Derby Gisclair retired in December 2016 after a thirty-five year career in the investment management consulting industry.

A native of New Orleans, Derby received his BA in liberal arts from Loyola University in New Orleans (Class of 1973), where he was honored as a University Fellow. He served on the Board of Trustees of Loyola University New Orleans from 2008 through 2014 and is currently serving his second term on the Board, where he sits on their Executive Committee, Chair of the Institutional Advancement Committee, and on the Endowment Sub-Committee. He is also the co-Chair of the university's $100 million "Faith in the Future" capital campaign, the largest and most successful capital campaign in the university's history. He also serves on the Board of Regents of De La Salle High School in New Orleans (Class of 1970).

Derby is a noted sports historian and is a frequent speaker at regional and national conferences on baseball history. He is the author of several books on baseball history. He recently authored The Olympic of New Orleans - The Epicenter of Boxing 1883 to 1899 which was published by McFarland & Company in September 2018. His fourth book, Early Base Ball in New Orleans – A History of 19th Century Play, was released by McFarland in March 2019. Derby is currently working on several projects including a history of the New Orleans Pelicans (1887 - 1977) and a historical review of the Dixie Series, a post-season series between the champions of the Southern Association and the Texas League.

He is a contributor to New Orleans Magazine, 64 Parishes Magazine (formerly Louisiana Cultural Vistas), and KnowLA, the online digital encyclopedia project of the Louisiana Endowment for the Humanities.

He and his wife Claire divide their time between their homes in New Orleans and Destin, FL.