Darryll Colthrust is joining Macmillan as chief technology officer, a newly created position, effective April 7. Colthrust has more than 20 years of experience leading digital transformation and technology strategy across publishing, finance, retail, local government, and real estate. He is currently co-founder and co-CEO of CHAPTR. He will continue to serve as AI Board Advisor to Holtzbrinck and as co-CEO of CHAPTR in a scaled-back, strategic capacity.
