John Corcoran is an American author known for his work in the field of education and personal development. He gained recognition for his book, The Teacher Who Couldn't Read, which details his experiences as a teacher who struggled with illiteracy. Through his writing, Corcoran aims to raise awareness about the challenges faced by individuals with learning disabilities. In addition to his writing, Corcoran has been an advocate for literacy and education reform. He has spoken at various events and workshops, sharing his story to inspire others to overcome their own obstacles. His work emphasizes the importance of understanding and supporting those with learning difficulties.