His current work focuses on student conceptualizations in multivariable calculus with a particular emphasis on the development of limits. Fisher has had numerous forays with technology in the classroom. He has been involved with projects incorporating tablet computers, text messaging, cloud computing, and iPads into the classroom. In particular, he is interested in how technology can be used to connect students with each other and with the instructor. Fisher earned his doctorate in mathematics from Oklahoma State University. He was a Mathematical Association of America project NExT Fellow and an Association of Mathematics Teacher Educators (AMTE) STaR Fellow, programs for new faculty members in mathematics and mathematics education, respectively.