Brian Ventrudo is a writer, scientist, and astronomy educator. He holds a Ph.D. in engineering physics from McMaster University and an M.Sc. degree in astronomy from Western University. During a twenty-year scientific career, he developed laser systems to detect molecules found in interstellar space and planetary atmospheres, and leveraged his expertise to create laser technology for optical communications networks. Since 2008, Brian has taught astronomy to tens of thousands of stargazers through his websites OneMinuteAstronomer.com and CosmicPursuits.com.