Phil Sturm
Phil Sturm is credited as writer on 13 issues in grailworth's catalog, 10 issues of them across 5 series we value. Characters first seen in issues they wrote or drew include The Shield, Joe Higgins, The Comet and John Dickering.
Characters they introduced
Every issue
Blue Beetle (1942) 1 issue
Daring Mystery Comics (1940) 1 issue
Mystic Comics (1940) 1 issue
Pep Comics (1940) 3 issues
Credits from the Grand Comics Database, CC BY-SA 4.0.