Digiday·2026-03-12

How medical creator Nick Norwitz grew his Substack paid subscribers from 900 to 5,200 within 8 months

Nick Norwitz graduated from Harvard Medical School last May. By January, he had already grown his paying Substack subscribers nearly 500 percent, taking the total to 5,200, while registered readers jumped 362 percent to 42,000. Last March, he was approached for representation by creator management company Underscore Talent, which signed him into their Shorthand Studios content services to strategi

Nick Norwitz graduated from Harvard Medical School last May. By January, he had already grown his paying Substack subscribers nearly 500 percent, taking the total to 5,200, while registered readers jumped 362 percent to 42,000. Last March, he was approached for representation by creator management company Underscore Talent, which signed him into their Shorthand Studios content services to strategi

How medical creator Nick Norwitz grew his Substack paid subscribers from 900 to 5,200 within 8 months | Digiday | xPilot | xPilot