Ranjani Krishnan is a Mathematics and Computer Science/Technology teacher at Lincoln High School, Portland, Oregon. She has taught all the way from 6th grade math to first-year college mathematics. Krishnan likes to use the principles of a 'Thinking Classroom' in her teaching practice. While she does not see the use of technology in the classroom as an end in itself, Krishnan likes to use it to inspire students to take ownership of their own learning and to be curious about the origins of mathematical ideas.