Sheena Vaidyanathan teaches a Python-based computer science class to 11- to 13-year-olds and is the Computer Science Integration Specialist in the Los Altos School District, in Los Altos, California, where she has also designed computer science curricula, conducted professional development for the K-8 STEM program, and taught pre-algebra, digital design, and visual art. Vaidyanathan is also the program director for the computer science professional development programs at Krause Center for Innovation, Foothill College, where she teaches teachers to code in Python, Scratch, and other languages. Over the years, hundreds of students and teachers have learned to code in her classes. She shares her many years of experience teaching coding by writing articles, presenting at conferences, and providing best practices and student work on her personal website, computersforcreativity.com. Prior to teaching, Vaidyanathan worked in Silicon Valley for more than 10 years as a computer scientist and technology entrepreneur. She lives in Los Altos, California.