William Callahan

William Callahan

InkWell Management
Likely Open
USA
Updated: 8/27/2025

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Query Requirements
Query Format
Email
Fiction
Query Letter Required
Sample Pages Required
Nonfiction
Query Letter Required
Sample Pages Required
Genre Interests
Fiction
  • Commercial Fiction
  • General Fiction
  • Literary Fiction
  • Mystery
Nonfiction
  • Nonfiction
  • Art
  • Biography
  • Current Affairs & Politics
  • Diet
  • Economics
  • History
  • Narrative Nonfiction
  • Psychology
  • Science & Technology
  • Technology
  • True Crime
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