Bryan H. Kelly

Bryan Kelly is an author, technologist, and mentor dedicated to making STEM accessible and engaging for young readers. With over 25 years of experience in tech, he has led global engineering teams, driven innovation in data science, and championed diversity in STEM. His debut novel, Cass Freeman: Decision Trees, introduces readers to data science, problem-solving, and real-world innovation through the eyes of Cass Freeman, a determined teen who uses her analytical skills to tackle challenges in her community. Inspired by his own journey in technology, Bryan crafts stories that show young people—especially those from underrepresented backgrounds—that they belong in STEM. Beyond writing, Bryan is the creator of The STEM Signal, a blog and podcast where he shares insights on technology, AI, and education. He also founded the Freeman Scholars Program, which provides mentorship and scholarships to aspiring STEM leaders. Bryan lives in the Bay Area with his wife, Connie, their children, and their ever-curious tortoise, Tank.