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: 4.16 · 98,477 ratings · 5,570 reviews · 14 distinct worksSimilar authors
Breakthrough (Breakthrough,...

3.90 avg rating — 29,913 ratings — published 2013 — 12 editions
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Leap (Breakthrough, #2)

4.26 avg rating — 13,482 ratings — published 2014 — 9 editions
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Ripple (Breakthrough, #4)

4.51 avg rating — 10,597 ratings — published 2016 — 6 editions
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The Last Monument

4.10 avg rating — 11,402 ratings — published 2020 — 4 editions
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Catalyst (Breakthrough, #3)

4.38 avg rating — 9,536 ratings — published 2015 — 9 editions
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Mosaic (Breakthrough, #5)

4.59 avg rating — 5,943 ratings — published 2019
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Through the Fog (Evan, #1)

3.87 avg rating — 5,872 ratings — published 2014
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Amid the Shadows

3.92 avg rating — 5,054 ratings — published 2013 — 5 editions
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Echo (Breakthrough #6)

4.46 avg rating — 2,207 ratings — published 2021 — 3 editions
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The Unexpected Hero (Evan, #2)

4.32 avg rating — 2,177 ratings — published 2015 — 2 editions
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More books by Michael C. Grumley…

Echo - The Breakthrough Conclusion

Hi, everyone. Hold onto your hats. The final Breakthrough book 'Echo" is out!

It's been a long time in the making and I think you're really going to like the final story. Just be sure to clear your schedule.

https://www.amazon.com/o/asin/B08X42T3VR

Michael

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Published on March 09, 2021 20:22 Tags: echo-breakthrough
Breakthrough Leap Catalyst Ripple Mosaic Echo
(6 books)
by
4.20 avg rating — 73,692 ratings

Through the Fog The Unexpected Hero
(2 books)
by
3.99 avg rating — 8,047 ratings

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Michael’s Recent Updates

Michael Grumley is now friends with Donna Foster
21683020
Echo by Michael C. Grumley
"Astounding

As with all the breakthrough series books I could not put it down. I waited over a year for this one to come out, definitely worth the wait. Now I just don't want the series to end but all good things as they say.
Mr. Grumley is simply amazi" Read more of this review »
Echo by Michael C. Grumley
"If only this could be

Story continues to unfold to a reality that I would love to believe possible. The question regarding dolfin intelligence is without a doubt true and continues to mystify Experimental Psychologists, Aquatic Biologists, Neurologist" Read more of this review »
Echo by Michael C. Grumley
"Hands down one of my all-time favorites. I learn something(s) from each book in this series. It has everything! Action, suspense, sci fi and dolphins! Breakthrough has some of the best writing and cohesive sub-plots I have ever read. Michael Grumley " Read more of this review »
Michael Grumley added a status update: If you haven't read "The Last Monument" yet, this is a great time. Amazon is featuring it as a Daily Deal today with a big discount. Great timing since I've just started on the sequel.

The Last Monument
Breakthrough by Michael C. Grumley
" Angela Januszkiewicz wrote: "When will the Audio book be released? Loved the first five books and waited anxiously for the 6th....."

Hi Angela. Scott B
...more "
Michael Grumley wants to read
Echo by Michael C. Grumley
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Michael Grumley rated a book it was amazing
Time Enough for Love by Robert A. Heinlein
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Michael Grumley wants to read
Breakthrough by Michael C. Grumley
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This is the beginning of the six-book Breakthrough series. And I promise that if you can make it to chapter six of the first book while I set things up, you will be in for the ride of your life.

Michael C. Grumley
Michael Grumley answered a question about Echo:
Echo by Michael C. Grumley
It sure will. Scott Brick is narrating Echo this month and we're hoping to have it online in mid-April.
More of Michael's books…
“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

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

“any leader who did not or could not understand the fundamentals of what their teams did, should not be leading those teams in the first place.”
Michael C. Grumley, Breakthrough

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