Mark Cotham

Mark is the Product Development Specialist at Seidlitz Education, where he coordinates the design and editing of books in both English and Spanish. Mark brings a depth of linguistic knowledge to his role, supporting Seidlitz’s mission to provide high-quality resources for educators of multilingual learners. Fluent in both English and Spanish and actively learning other language systems, he draws on his linguistic and teaching background to ensure clarity and accuracy in Seidlitz publications. 

With over a decade of experience in the classroom—primarily as a Spanish teacher—Mark is passionate about helping teachers build connections with multilingual learners. He aims to support core content teachers and world language educators alike in creating inclusive, globally connected classrooms. 

Mark holds a BA in both English and Spanish, as well as an MA in Foreign Language Education. Mark lives in Austin, Texas, with his wife, Morgan, and their dog, Romeo. He enjoys tabletop games, exploring Austin’s vibrant musical and cultural scene, and learning new languages—he’s currently studying Mandarin.