Inaugural Canopus Award “Celebrating Excellence in Interstellar Writing” for InterstellarNet: Enigma (2015).
Canopus Award
InterstellarNet: Enigma — Winner, “previously-published long-form” work (aka novel, 2015).
Hugo Award
“Championship B’tok” — Finalist for best novelette (2015).
Locus Award
Fate of Worlds (with Larry Niven) — Finalist (2013).
Prometheus Award
InterstellarNet: Enigma — Nominee (2016).
Fleet of Worlds (with Larry Niven) — Finalist (2008).
Grantville Gazette “Best of”
“The Company Mole (Part 1)” — Finalist (2018)
“The Company Man” — Finalist (2017)
Fun recognition (2022)
Analog Readers Poll (aka, “the Anlabs”)
For fiction:
“Harry and the Lewises” — novella finalist (2019)
“My Fifth and Most Exotic Voyage” — novelette finalist (2018).
“Paradise Regained” — short-story winner (2018).
“A Case of Identity” — novelette finalist (2016).
“The Matthews Conundrum” — novella finalist (2014).
“Time Out” — novella finalist (2014).
“The Night of the RFIDs” — novelette finalist (2009).
“Presence of Mind” — novella finalist (2003).
For nonfiction:
“Human 2.0: Being All We Can Be” (in two parts) — finalist (2017).
“Here We Go Loopedy Loop: A Brief History of Time Travel” (in two parts) — finalist (2017).
“A Mind of Its Own” (in two parts) — finalist (2017).
“Alien AWOLs: The Great Silence” — finalist (2015).
“Alien Aliens: Beyond Rubber Suits” — finalist (2014).
“Alien Worlds: Not in Kansas Any More”– finalist (2014).
“Faster Than a Speeding Photon” — winner (2013).
“Lost In Space? Follow the Money” — finalist (2012).
“Say What? Ruminations About Language, Communications, and Science Fiction” — finalist (2012).
“Beyond This Point Be RFIDs” — finalist (2008).