About Ditki

Active learning is the single most powerful lever in science education.

Decades of research show that students master complex science most effectively when they build it themselves. Ditki is designed around that principle.

Active learning, integrated into every step

Most platforms treat active learning as a quiz tacked onto a reading or a flashcard appended to a video. Ditki integrates it directly into the learning process. Every tutorial is written like an instruction manual: each action a student takes builds the structure, pathway, or mechanism being studied.

The result is a learning experience that turns dense material into durable, exam-ready understanding.

A comprehensive library, built one tutorial at a time

Our content spans the basic and clinical sciences, medical board preparation, and beyond — supporting learners from their first foundational coursework through high-stakes exams including the USMLE, COMLEX, MCAT, NP, and PA boards.

1,200+Interactive tutorials
10,000sQuiz questions & flashcards
300,000+Learners worldwide
200+Partner institutions

Trusted by faculty at leading institutions

Faculty at more than 200 leading institutions choose Ditki for its concise, modular content and customizable drag-and-drop lecture tools, which make it easy to adapt our materials to the exact shape of their courses.

The future of active learning

The science of how people learn hasn't changed. The tools to support it have. With rapid advances in digital and AI technology, Ditki is building the next generation of interactive science education on a foundation that has worked for over a decade.

Leadership

Adam Fisch, MD
Adam Fisch, MD
Founder & Editor-in-Chief

Board-certified neurologist and Chief of Neurology at Ascension St. Vincent Indianapolis. Author of Neuroanatomy: Draw it to Know it (Oxford University Press). Leads strategic decision-making and content development.

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Amy Lynn Harris
Content Creator & Faculty Liasion

Background in anthropology and the medical sciences. Oversees Ditki's content creation, marketing, social media, faculty and student outreach, and platform QA.

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Nicholas Leidenfrost
Chief Software Engineer

Washington University in St. Louis graduate and full-stack engineer. 15+ years building Ditki's platform and the technology behind active learning.

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