He began teaching via inquiry-based learning about 10 years ago and attended an IBL Workshop during the summer of 2010. He is currently a Special Projects Coordinator for the Academy of Inquiry-Based Learning and a mentor for several new IBL practitioners. Moreover, he has been facilitating IBL Workshops and giving talks on the benefits of IBL as well as the nuts and bolts of how to implement this approach in the mathematics classroom since 2012. Dana has taught several IBL courses including: Calculus, Problem Solving, Introduction to Proof, Number Theory, Abstract Algebra, and Real Analysis. In particular, he has designed course materials for three of these courses, namely: Problem Solving, Introduction to Proof, and Abstract Algebra. The latter two are available as open-source textbooks.