55524
When The Books of Magic was initially released over 1990-91 , it proved very popular and led Vertigo Executive Editor Karen Berger to make it a regular ongoing series under editor Stuart Moore .
 Karen Berger, Stuart Moore
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Karen Berger, Stuart Moore