Gregory M WierGregory Wier is a biochemist who received his PhD in molecular biology and biochemistry at the University of Pittsburgh in 2015. Since getting his degree, he has spent time teaching biology and chemistry both online and in person. He has grown up arond firearms, having considerable experience shooting. He is the son of Stephen Wier, a retired high school biology teacher who grew up shooting firearms. After retiring from teaching high school after 36 years, Stephen began teaching introductory handgun classes and has since expanded to teaching a plethora of topics, including rifle, shotgun, and reloading. He is an avid competitive shooter and collector of military surplus firearms. Read More Read Less