Roozbeh Hazrat is a Professor of Pure Mathematics at Western Sydney University. He has taught computer programming since early 1990s when he was an undergraduate and codes were written on blackboards. He has continued teaching programming at Queen’s University United Kingdom, Western Sydney University, and has run crash courses for the Reserve Bank of Australia and other financial institutions. Besides his many journal publications in pure mathematics, he is the author of the textbook Mathematica: A Problem-Centred Approach.