Instructions Full Game: These are multiple-choice quizzes with four possible answer choices that include all questions in a given set.     
Identify the following individual:

Lived: 1930 - Present
A founder of the search for extraterrestrial intelligence. They devised an equation to estimate the number of intelligent civilizations in our galaxy, and was also the first person to map the center of the Milky Way galaxy.
Alfred Wegener
Joseph Lister
Frank Drake
Rachel Carson