The Business of Courses by Abe Crystal, PhD — book cover
    Since 2021
    By Abe Crystal, PhD

    The Business of Courses

    How to use online courses in your business

    A practical guide to building and selling online courses, based on 10+ years of experience helping course creators succeed. Read free chapter summaries below, or get the complete book for all frameworks, examples, and step-by-step guidance.

    75,000+ courses hosted

    Insights from real course creators

    Practical frameworks

    Actionable models you can apply today

    192 pages

    Concise and to the point

    AC

    About the Author

    Abe Crystal, PhD is co-founder and CEO of Ruzuku, where he's helped host 75,000+ courses serving 500,000+ students. With a PhD in Human-Computer Interaction from UNC-Chapel Hill and experience as an adjunct professor, Abe brings academic rigor and practical wisdom to course creation.

    Ready for the Complete Guide?

    These summaries give you the highlights—but the full book includes detailed examples, case studies, and step-by-step implementation guides for every framework.