Thomas Lynn Cotter, known affectionately as Tom to his friends and family, passed away at the age of 68 on May 30, 2024, in Highland Park, Illinois, after a courageous battle with esophageal cancer. Born on May 25, 1956, in Detroit, Michigan, the son of James and Josephine Cotter, Tom was a man of warmth, humor, and boundless curiosity.

Tom's early years in Detroit laid a foundation for a life characterized by a love for the Earth's mysteries, prompting his pursuit of a degree in Geology at Eastern Michigan University. His academic endeavors were a testament to his fascination with the natural world, a passion that stayed with him throughout his life.

After college, Tom's career path was as varied as it was impressive. He worked as a Geologist, exploring the very terrain that had captivated him as a young man. His drive to build and create led him to a successful stint as a Builder. His analytical mind found its way into the world of commodities trading, and ultimately, he embraced the technological era as a Computer Programmer. Tom's professional life was as multifaceted as the man himself, marked by a relentless pursuit of knowledge and excellence.

Tom's thirst for learning never waned. A lifelong learner, he was always buried in books, eager to discover new concepts and understand the ever-changing world around him. His interests were as diverse as his career, a testament to a mind that never stopped seeking out new challenges. His keen interest in mountaineering took him on many trips out west to explore various climbing adventures.

Those who knew Tom can attest to the words that best encapsulated his spirit: funny, friendly, and kind. His humor, always on the wry side, was a beacon of light, bringing joy and laughter to those around him. His friendliness was genuine, making every person he met feel like an old friend. His kindness was a quiet, constant presence, a trait that defined his interactions with others.

Tom is survived by his loving wife, Cat, who was his partner in his life's journey. His son Dylan and daughter, Quinn who were his pride and joy. He was a cherished brother to Timothy(Maureen), Terry(Gisella), Mary Kay, Barbara(Derek), and Tracy(Susie). An uncle to several nieces, nephews, grandnieces and grandnephews. The mother of his children, Susan Cowan was very supportive during Tom's illness. Tom had so many great friends, he will be missed by so many. Family and friends meant the world to him, and he was a pillar of strength, love, and laughter in their lives.

Tom's legacy is not just in the careers he had or the knowledge he acquired, but in the moments shared, the lives brightened, and the laughter spread. He will be deeply missed by all who had the pleasure of knowing him, and his memory will be a treasure locked in the hearts of his family and friends.

As we bid farewell to Thomas Lynn Cotter, we celebrate a life lived to the fullest, marked by an insatiable curiosity and a profound ability to connect with others. Though he has left this earthly realm, his spirit will continue to inspire and influence us. We take solace in knowing that his journey was a remarkable one, and his story—one of love, learning, and laughter—will continue to be told for generations to come.