About the Site
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.
Not a Rational World 2: Logic and Logical Fallacies
- an extensive review
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.
Contact by Email
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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Gallery Images: Mark Widmer, except numbers 6102, 6018, 6079, 6132, 6135, 6236: unknown source
On the Web header image (spider web): Cliparts
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