Send us Fan Mail Dr. Sarah Johnson is the CEO and President of Teaching Lab and Relay Graduate School of Education, leading their AI-enabled product innovation and educator preparation initiatives. She is joined by Teaching Lab Studio fellows: Riz Malik, creator of Coteach, a curriculum-aligned AI assistant for math teachers; Gautam Thapar, CEO of Enlighten AI, a personalized AI grading and feedback platform; and Louisa Rosenheck, co-lead of NISA and the Tangle & Thrive research project, ...