Dr. Sheldon Lee has over 20 years of college teaching experience, with an undergraduate degree in applied mathematics with a concentration in software development, and a Masters and PhD in Mathematics. He is the co-author of the text Mathematical Modeling and Simulation with MATLAB, and is a contributing author of Introduction to Statistics which is available at OpenStax. He regularly teaches courses in Differential Equations, Computational Modeling, Discrete Mathematics, and Statistics with R Programming.