Mari Cahalane is a passionate advocate of STEM education for young people. She has been involved in the BT Young Scientist and Technology Exhibition since BT took over the sponsorship in 2000 and is the head of this magnificent STEM initiative. Leading a team in BT and externally to deliver the event on behalf of a charitable trust. In the almost 60 year history over 50,000, project ideas have been submitted by over 100,000 participants.