Vertical Development Example #2: Two Leaders of Musicians Vertical Development Example #2: Two Leaders of Musicians Ryan Gottfredson2021-10-31T14:36:21-07:00 Have you ever wondered what sets apart great people from not-so-great people? What developmental Vertical Development Example #2: Two Leaders of MusiciansRyan Gottfredson2021-10-31T14:36:21-07:00