Where are you going, where have you been

I have no trouble citing the single most profound detail of 1974-1977 Dungeons & Dragons:

Plastic or fantastic

I’d like to learn more about the ~1980 transfer of personnel from Marvel to DC, many of them returning. The one thing I’m certain of is that the breakout hit which put DC back on the map, The New Teen Titans by Marv Wolfman and George Perez, could only have been produced by people who’d thrown everything they had into mid-late 70s Marvel and formed very definite notions there.