Greg Graffin, lead singer for punk rock band Bad Religion, has a PhD in zoology [1] and is a frequent university lecturer. [1] https://en.wikipedia.org/wiki/Gr

Greg Graffin, lead singer for punk rock band Bad Religion, has a PhD in zoology [1] and is a frequent university lecturer. [1] https://en.wikipedia.org/wiki/Greg_Graffin https://en.wikipedia.org/wiki/Greg_Graffin