David W. Agler is a lecturer in philosophy at The Pennsylvania State University. His research focuses on topics in the philosophy of language and figures in classical American philosophy, especially Charles S. Peirce.
His latest work is his textbook Symbolic Logic: Syntax, Semantics, and Proof, published through Rowman & Littlefield. He is currently working on several essays on Peirce. At Penn State, he regularly teaches symbolic logic and critical thinking, and will be teaching symbolic logic & the philosophy of technology in the spring of 2014.