Original work " The Illustrated Guide to a PhD " by Dr. Matt Might . Though geared towards a PhD, this guide can apply to MDs as well. Imagine a circle that contains all of human knowledge: By the time you finish elementary school, you know a little: By the time you finish high school, you know a bit more: With a bachelor's degree, you gain a specialty: A master's degree deepens that specialty: Reading research papers takes you to the edge of …