191 ratings | 62 reviews | avg rating:4.30

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Charles’s Friends (40)

John (LHBC)

1,005 books | 4,918 friends

Gary Vassallo

36,581 books | 196 friends

James Aura

630 books | 773 friends

Joey R.

932 books | 2,451 friends

Richard Hamilton

364 books | 60 friends

Rick Tabor

611 books | 4,304 friends

James Murray

377 books | 1,983 friends

Gary Sundell

2,760 books | 546 friends

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Charles Vrooman

Goodreads Author

Website

http://chvrooman.wix.com/thrillers

Member Since

July 2008

URL

https://www.goodreads.com/greenpower

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My name is Charles Vrooman and I have a B.S. degree in Microbiology and an A.S. degree in Computer Systems. I have been licensed by the State of California as a Clinical Laboratory Scientist. I have also been registered as a Medical Technologist with the American Society of Clinical Pathology for over 25 years.
I have been recognized for a number of scientific papers published in professional journals in my line of work. I have not only won an award, but have also received good reviews for my first published thriller novel – “Green Power”. “The True Virus”, is my second biotech thriller novel. My most recently released thriller, is "Botox: Thriller".
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Combine Editions
Charles Vrooman’s books

Average rating: 4.36 · 14 ratings · 4 reviews · 3 distinct works

	The True Virus 4.50 avg rating — 6 ratings — published 2014 — 4 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	Green Power really liked it 4.00 avg rating — 6 ratings — published 2007 — 4 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	Botox: Thriller it was amazing 5.00 avg rating — 2 ratings	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars

* Note: these are all the books on Goodreads for this author. To add more, click here.

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Charles’s Recent Updates

Charles Vrooman made a comment in the group eBook Miner — Anniversary Giveaway for Kindle Thriller: BOTOX topic " To celebrate the one-year anniversary of the publishing date for the Kindle thriller: “Botox”, it is being offered FREE on Amazon for a limited time. A ...more "
May 30, 2026 01:46PM
Charles Vrooman made a comment in the group eBooks GROW ON TREES — Click here to post and find FREE eBooks for May! topic " [image] Anniversary Giveaway for Kindle Thriller: BOTOX To celebrate the one-year anniversary of the publishing date for the Kindle thriller: “Botox ...more "
May 30, 2026 01:39PM
Charles Vrooman made a comment in the group Book Haven — Free book promo topic " [image] Anniversary Giveaway for Kindle Thriller: BOTOX To celebrate the one-year anniversary of the publishing date for the Kindle thriller: “Botox ...more "
May 30, 2026 01:31PM
Charles Vrooman made a comment in the group Goodreads Reviewers' Group — Anniversary Giveaway for Kindle Thriller: BOTOX topic " To celebrate the one-year anniversary of the publishing date for the Kindle thriller: “Botox”, it is being offered FREE on Amazon for a limited time. A ...more "
May 30, 2026 01:19PM
Charles Vrooman made a comment in the group Book Promotions — Anniversary Giveaway for Kindle Thriller: BOTOX topic " To celebrate the one-year anniversary of the publishing date for the Kindle thriller: “Botox”, it is being offered FREE on Amazon for a limited time. A ...more "
May 30, 2026 01:13PM
Charles Vrooman is now friends with Joey R.
Mar 28, 2026 11:50AM · like
Charles Vrooman is now following Craig Duckett's reviews
Mar 28, 2026 10:04AM · like
Charles Vrooman rated a book it was amazing The Secret of Secrets (Robert Langdon, #6) by Dan Brown (Goodreads Author)	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
Secret of Secrets keeps things secret until the end. This is yet another great thriller by Dan Brown. He’s done his research and lets the reader know everything they need to know to make this a believable story. Again, Robert Langdon faces dangerous ...more
Mar 23, 2026 07:47PM · like · see review · preview book See a Problem? We’d love your help. Let us know what’s wrong with this preview of The Secret of Secrets by Dan Brown. Problem: Details (if other): Thanks for telling us about the problem. Not the book you’re looking for? Preview — The Secret of Secrets by Dan Brown <iframe sandbox id="wrongBookKindlePreviewScreen">
Charles Vrooman joined the groups World, Writing, Wealth and Middle East/North African Lit
Jan 30, 2026 08:08PM

More of Charles's books…

Quotes by Charles Vrooman (?)

“Today Jacob is the Operations Director of the Kiefer Landfill Gas-to-Energy Plant for SMUD.”
― Charles Vrooman, Green Power

1 likes

Polls

January/February 2013 Group Read

Jet/Russell Blake

48 votes, 14.0%

The Racketeer/John Grisham

39 votes, 11.4%

The Likeness/ Tana French

31 votes, 9.0%

The Hard Way/Lee Child

31 votes, 9.0%

Defending Jacob/William Landay

24 votes, 7.0%

Basket Case/Carl Hiaasen

16 votes, 4.7%

Case Histories/Kate Atkinson

15 votes, 4.4%

Kill Shot/Vince Flynn

12 votes, 3.5%

A Child is Torn “Innocence Lost”/Dawn Kopman Whidden

11 votes, 3.2%

The Charm School/Nelson DeMille

10 votes, 2.9%

Creep/Jennifer Hillier

9 votes, 2.6%

Rivers of London/Ben Aaronovitch

9 votes, 2.6%

Death at Bishop's Keep/Robin Paige

8 votes, 2.3%

The Charter/Gillian Hamer

8 votes, 2.3%

A Deeper Darkness/J.T. Ellison

8 votes, 2.3%

Strangers Are Just Friends You Haven't Killed Yet/Ryan Bracha

8 votes, 2.3%

Cop Hater/Ed McBain

8 votes, 2.3%

Quite Ugly One Morning/Christopher Brookmyre

7 votes, 2.0%

Fear Collector/Gregg Olsen

7 votes, 2.0%

Hunter: Intrepid 2/Chris Allen

6 votes, 1.7%

The Return of Captain John Emmett/Elizabeth Speller

5 votes, 1.5%

Viral/James Lilliefors

5 votes, 1.5%

Missing: Presumed Dead /Hawkins James

3 votes, 0.9%

The Barbed-Wire Kiss: A Novel/Wallace Stroby

3 votes, 0.9%

The Fix/Keith Nixon

3 votes, 0.9%

Memoria. A Corporation of Lies/Alex Bobl

3 votes, 0.9%

In Her Shadow/August McLaughlin

2 votes, 0.6%

Quiet Ops/Bob Burton

1 vote, 0.3%

Green Power/Charles Vrooman

1 vote, 0.3%

Candlemoth/R.J. Ellory

1 vote, 0.3%

Coming Home/Roy E. Stolworthy

1 vote, 0.3%

Brass Knuckles Larry Matthews

0 votes, 0.0%

The Oligarch: A Thriller/G.W. Eccles

0 votes, 0.0%

Fallout /Karla Forbes

0 votes, 0.0%

Line in the Sand/C Isaac

0 votes, 0.0%

343 total votes

4 comments

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Topics Mentioning This Author

topics	posts	views	last activity
Green Group: The Green Seasonal Group Read	1	47	May 29, 2010 01:02PM
The Mystery, Crim...: Scientist Writes Biotech Thrillers	1	5	Sep 13, 2015 04:15PM
UK Book Club: * A - Z Challenges so far	249	764	Jun 14, 2016 05:17AM

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recent posts
Charles’s Groups

Goodreads Authors/Readers — 56964 members — last activity 43 minutes ago
This group is dedicated to connecting readers with Goodreads authors. It is divided by genres, and includes folders for writing resources, book websit ...more

The Mystery, Crime, and Thriller Group — 32589 members — last activity 43 minutes ago
“It was a dark and stormy night. Lightning flashed and thunder rolled across the sky. Rain spattered a mysterious, hooded stranger who peered over the ...more

Amazon Kindle — 11870 members — last activity 14 hours, 11 min ago
For readers using the Amazon Kindle ebook device.

Book Promotions — 3037 members — last activity 23 hours, 30 min ago
Well, it seems there is a group for everything else out there, but not one specifically for promoting books. There are places within groups to do it, ...more

Kindle Deals — 1196 members — last activity May 30, 2026 10:11AM
Authors post your kindle book here when it is on sale 40% off or more! Readers enjoy all the great deals!

Book Haven — 11394 members — last activity 23 hours, 35 min ago
This is a group for people who enjoy many different genre's. If you are someone who appreciates a good book, regardless of the genre...this is the gro ...more

99 cent Bestsellers — 3161 members — last activity Mar 10, 2026 09:03AM
Welcome to 99 cent Bestseller. We give you the best books pricing 99 cents from amazon. If you love books then this group is for you. Authors can also ...more

eBook Miner — 2160 members — last activity Jun 17, 2026 03:13AM
We run eBook Miner, a new and innovative site that aims to connect publishers and writers (especially indie authors) to avid readers. We sift through ...more

Crime Detective Mystery Thriller Group — 2912 members — last activity 20 hours, 52 min ago
This is a book club/group for ALL books about crime, mysteries, and thrillers. From romantic suspense, to pulp fiction, to cozy mysteries, british det ...more

eBooks GROW ON TREES — 1739 members — last activity May 30, 2026 01:39PM
This group will allow you to find wonderful books at delightful prices! Want to recommend a book that is Free, $0.99, or $2.99 or Less? Please comment ...more

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