Cerasela Tesleanu is a math teacher at Collège Stanislas Montreal, Canada, specializing in various Math and Algorithmics courses. As a mathematics coach, she has successfully trained gifted students for national and international competitions. She is passionate about the STEAM teaching approach by using math in conjunction with programming and robotics. She was a mathematics coach in Romania who successfully trained gifted students for national and international competitions. In 2008, four of her students qualified in the Romanian Math Team for the JMBO and obtained Gold and Silver Medals in the same competition.

Cerasela is also a recipient of the Prize of Excellence in Education by the Ministry of Education in Romania in 2007 and 2008 and by the Prime Minister of Romania in 2008.