About the Site and Author

About the Site

On This Page…  Notes  Contact  About Mark  Site Map  Credits

This site is the personal site of Mark Widmer. It provides a gateway to Mark Widmer Computing, my computer consulting business, for comprehensive I.T. consulting. (See the Computing page.) With over 20 years of experience in database development, software & website design, we are the gold standard for top-notch computer system development. Clients include government, defense, retail, insurance, medical & financial institutions.

On the Media page, find a discussion of my writing and selected media, with ordering information and samples when available.

Blog topics include general interest, computing and practical science topics and material relating to my new books/media.

 Upcoming Blog

Not a Rational World 4: Brainwashing

  • a discussion of what it is and how to escape it


Blog post subscription: Subscribe to get an email notice of new blog posts. A sign-up area is available after the body of each blog post.

Comment subscription: You can also subscribe to comments for each blog post individually, at the end of the comment area after each blog post.

Membership: Click the “Sign In” link in the footer of any page to sign in for access to the members’ area, with chat and messaging features. To register, click the same “Sign In” link, then click the “Register” link on the Sign In page. You’ll receive an email message to confirm your registration. Send a message first, to advise you’re going to be signing up, so you aren’t assumed to be spam or a troll.

Once logged in, click the member icon  to return to the Members’ Area home page. The icon is displayed on the main menu for signed-in members.

Side menu: Click the main menu’s hamburger icon  (left, top of the page) for a variety of links to recent blogs, to recent comments, or to various categories, the archives, the topics cloud, RSS feeds for blogs and comments, etc.

Search function: Click the main menu’s magnifying glass icon  (right, top of the page) to activate search.

Night mode: Click the main menu’s moon icon  (right, top of the page) to activate night mode (darkened background). Click the sun icon  to switch back.

Javascript warning: The warning symbol  appears just below the menu bar to alert when Javascript is off, or there’s been a page loading error.

Contact by Email

E-mail: admin@markwidmer.com
Contact Form

About Mark

Mark Widmer is chief of computer and IT service provider, Mark Widmer Computing, an occasional lecturer, and is working on some great new books. Welcome to the site.

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Ashe theme by WP Royal

Gallery Images: Mark Widmer, except numbers 6102, 6018, 6079, 6132, 6135, 6236: unknown source

On the Web header image (spider web): Cliparts

The Climate Change Blog header (clouds): Image by Jaime Villa Coronado from Pixabay

My Biggest Surprises 1 (rainbow photo): Sar Castillo from FreeImages

My Biggest Surprises 1 (Alexander’s Band diagram): Image by KDS444 – Own work, CC BY-SA 3.0

Future of Computing tag: Business image created by Jannoon028 – Freepik.com

Rating the James Bond Movies movie images: Thunderballs

The Automotive Industry blog car logo image: Wallpaper Safari

Why Nots header image by Mary Pahlke from Pixabay

Computing page background photo by Lenharth Systems on StockSnap

Media page background image by methodshop from Pixabay