Robb has been interested in the paranormal for many years. Within the past few years, he joined a ghost hunting group in Florida where he resides. After being with that group for three years, he joined TAPS, where he worked on research and technology for the group. He continues to have a great interest in advancing the science of ghost hunting. Prior to working with TAPS, he worked as a teacher and professional tutor. He has a background in business administration and psychology.