Mahesh C. Sharma is the founder/President of the Center for Teaching/Learning of Mathematics, Inc., of Framingham, Massachusetts. He is the former President and Professor of Mathematics Education at Cambridge College, where he trained teachers from many countries.. He has consulted to schools and has been an invited speaker to organizations in the Americas, Europe, Asia, and Africa. Professor Sharma was the Chief Editor and Publisher of Focus on Learning Problems in Mathematics, an international, interdisciplinary research journal and the Editor of The Math Notebook. Currently he writes a blog (www.mathlanguage.wordpress) on math learning and teaching.

Steve Chinn is an independent lecturer, writer and researcher, and a retired Visiting Professor at the University of Derby, UK. He spent 24 years as headteacher of three specialist schools, one in the USA, two in the UK, and was a mainstream teacher for 14 years. He was Founder and Principal of Mark College in Somerset, UK, a multi-award winning specialist residential school for young people with specific learning difficulties. In 2011 he set up and chaired the BDA's first subcommittee on dyscalculia. He has received the Marion Welchman International Award for Services to Dyslexia, and the Lady Radnor Award for Lifetime Services to Dyslexia.

Sanjay Raghav is a mathematics educator, teacher trainer, and curriculum developer with over 15 years of experience in teaching and mentoring students and teachers across the K-12 spectrum. His work centers on developing deep conceptual understanding in mathematics, particularly in numbers, algebraic thinking, and geometric reasoning. He is based in New Delhi, India, where he runs a dedicated mathematics and teacher development center at Bluebells School International. He leads teacher training programs, curriculum development initiatives, and research-based interventions in mathematics education.