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Michael C. Grumley

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Michael C. Grumley

Goodreads Author


Born
The United States
Website

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Member Since
April 2013

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Michael C. Grumley is the author of the best-selling BREAKTHROUGH series, with over one million books sold to date.

He lives in Northern California with his two young daughters. He’s an avid reader, runner and most of all father. He dotes on his girls every chance he gets.

He is currently working on the next Monument book.

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Popular Answered Questions

Michael C. Grumley Hi, Ness. It will probably take me several more books to finish the whole story.
Michael C. Grumley Ah, thank you, Sharon I'm very happy you liked it. You're going to love where things go next.…moreAh, thank you, Sharon I'm very happy you liked it. You're going to love where things go next.(less)
Average rating: 4.21 · 123,086 ratings · 6,845 reviews · 17 distinct worksSimilar authors
Breakthrough (Breakthrough,...

3.98 avg rating — 30,994 ratings — published 2013 — 16 editions
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The Last Monument (Monument...

4.13 avg rating — 16,767 ratings — published 2020 — 5 editions
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Leap (Breakthrough, #2)

4.28 avg rating — 15,379 ratings — published 2014 — 12 editions
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Ripple (Breakthrough, #4)

4.51 avg rating — 12,195 ratings — published 2016 — 10 editions
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Catalyst (Breakthrough, #3)

4.39 avg rating — 11,133 ratings — published 2015 — 11 editions
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Mosaic (Breakthrough, #5)

4.58 avg rating — 7,563 ratings — published 2019 — 8 editions
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Through the Fog (Evan, #1)

3.93 avg rating — 6,972 ratings — published 2014 — 9 editions
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The Desert of Glass (Monume...

4.20 avg rating — 5,850 ratings — published 2021 — 5 editions
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Amid the Shadows

3.97 avg rating — 5,713 ratings — published 2013 — 8 editions
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Echo (Breakthrough #6)

4.49 avg rating — 4,987 ratings — published 2021 — 5 editions
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More books by Michael C. Grumley…

New Book Giveaway

Just a little over four months until the new book comes out. Sign up for the Goodreads giveaway and a chance to win a free copy!

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Published on September 07, 2023 08:18
Breakthrough Leap Catalyst Ripple Mosaic Echo
(6 books)
by
4.26 avg rating — 84,504 ratings

The Last Monument The Desert of Glass
(2 books)
by
4.15 avg rating — 22,617 ratings

Through the Fog The Unexpected Hero
(2 books)
by
4.06 avg rating — 9,957 ratings

Deep Freeze
(1 book)
by
really liked it 4.00 avg rating — 10 ratings

Michael’s Recent Updates

Quotes by Michael C. Grumley  (?)
Quotes are added by the Goodreads community and are not verified by Goodreads. (Learn more)

“corporations have become the puppet masters behind the government.”
Michael C. Grumley, Breakthrough

“our hopes of communicating with aliens are pretty remote if we haven’t even learned to communicate with another species on the same planet.”
Michael C. Grumley, Breakthrough

“This is about the world being a much more frightening place to live in tomorrow if we don’t do something today. And every generation after us will have to pay the price. The price of not stopping this while we could.”
Michael C. Grumley, Catalyst

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