2026 Reading Challenge
Tom Callahan
77 ratings (4.49 avg)
0 reviews

Tom Callahan

Add friend

Block Tom Callahan?

This will prevent Tom Callahan from sending you messages, friend request or from viewing your profile. They will not be notified. Comments on discussion boards from them will be hidden by default.
Sign in to Goodreads to learn more about Tom Callahan.


Tom Callahan’s favorite books

Old Man's War by John Scalzi Second Foundation by Isaac Asimov Second Foundation by Isaac Asimov Effective Java by Joshua Bloch Snow Crash by Neal Stephenson Armor by John Steakley The Moon Is a Harsh Mistress by Robert A. Heinlein A Storm of Swords by George R.R. Martin A Fire Upon the Deep by Vernor Vinge A Deepness in the Sky by Vernor Vinge Managing Humans by Michael Lopp
More…

Tom Callahan’s Bookshelves


Stats | More…

Loading...

Tom Callahan’s Year In Books

year in books
Tom Callahan’s 2025 Year in Books
Take a look at Tom Callahan’s Year in Books, including some fun facts about their reading.
Go to Tom Callahan’s 2025 Year in Books

Tom Callahan’s Friends (12)

Michell...
Michelle Taylor
619 books | 162 friends

Christo...
Christopher Mattern
24 books | 56 friends

Mark
Mark
320 books | 8 friends

Stephanie
Stephanie
309 books | 168 friends

Kerri H...
Kerri Herridge
1,121 books | 105 friends

Brian S...
Brian Stack
90 books | 92 friends

Christi...
Christina D'Angela
22 books | 43 friends

Sam Sather
Sam Sather
16 books | 58 friends

More friends…
8 people are following Tom Callahan

Favorite Genres

Science fiction


Polls voted on by Tom Callahan

Lists liked by Tom Callahan