David Paul Koelliker

David Koelliker is a retired endodontist, devoted husband, father of five, and friend. In 2010, he was diagnosed with a Brain Tumor and has endured three surgeries, chemotherapy, radiation, and countless other treatments and health challenges. His book, Everybody Needs a Brain Tumor, details his fight with this tumor and shares the message that through life's most difficult challenges we can be happy.

Dave passed away due to his brain tumor exactly one year after publishing this book.