Marcus is a self-described geek who received late-life diagnoses of Autism Spectrum Disorder (ASD) and Attention Deficit/Hyperactivity Disorder (ADHD). He enjoys photography, astronomy, astrophotography, Lego, and pets. He is passionate about computers, starting with early programming experiences and progressing to Unix, Linux, and OpenBSD. He is interested in sharing his thoughts and experiences on neurodiversity to help others understand themselves or others.