There was the Jackson 5 (can you name them?), Michigan's Fab 5, the 2019 Super Bowl halftime act Maroon 5 (really), and, of course, 5 Golden Rings (we're only a couple months away from the holidays). Add to that BIMS 5.
This is not just another transformation story. Thomas (formerly Thomas Publishing) has made a radical leap from directory publisher to becoming a "data platform company that runs like a software business focused on user experience."