Question: Dr Donald John Pinkava, is a botanist, specialising in cacti and succulents, and he is the discoverer of some of their varieties, at which public metropolitan research university on five campuses across the Phoenix metropolitan area, and four regional learning centers throughout Arizona, he has which position?
Facts:
Arizona State University is a public metropolitan research university
Donald John Pinkava is a Professor Emeritus at Arizona State University.
Answer: Professor Emeritus