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Times of the Islands Magazine

One Special Agent, Many Frontiers: A Personal Journey Through High-Risk FBI Cases

Join former FBI Special Agent and author Dennis T. Cosgrove for a rare, behind-the-scenes look at some of his most unusual and high-stakes investigations that inspired his books.

Join former FBI Special Agent Dennis T. Cosgrove for a rare, behind-the-scenes look at some of his most unusual and high-stakes investigations that inspired his book, The Diamond Game. In this visually rich presentation, he shares personal stories from kidnapping and homicide cases to art theft, international operations, and groundbreaking cooperation with Russian counterparts in the 1990s. Drawing from decades of firsthand experience—often working alone, without backup—he reveals how adversity, risk, and early-life encounters shaped his investigative instincts and career. This engaging program blends photographs, case artifacts, and true accounts from the front lines of law enforcement. A compelling event for anyone interested in real FBI work, global investigations, resilience, and the human side of solving the impossible.

Date & Time

January 22, 2026

11:00AM - 12:00PM

Location

Sanibel Public Library - 770 Dunlop Rd, Sanibel, FL, 33957 770 Dunlop Rd Sanibel 33957 FL US

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More Info

free

Ages 10+