Introduction To The Cosmos
A free, 110-page introductory eBook about all aspects of the observable universe and astronomy including coverage of history and telescopes; this is an approachable text for beginner and intermediate astronomy enthusiasts. I wrote and edited the book and created all of the diagrams and artwork including the cover.
Remote Astrophotography
A free, 220-page eBook about taking great images of the night sky using the Slooh.com telescopes; this book covers mission planning, booking, execution, and covers details on how to produce amazing images. This is an excellent book for astronomers at any level that want to expand their observation and processing capabilities. I wrote and edited the book as well as created all the diagrams. artwork, and cover.
Learn XML In A Weekend
A 400-page, professionally published and edited book for developers that are completely new to XML; the book includes practical applications and is designed for new developers. I wrote the book, created all of the artwork and diagrams and worked with professional editors and reviewers to produce the book.
“Thank you very much for sharing your knowledge, images, and time with those of us who like photography and astrophotography and to be able to better our knowledge by learning from you.”
“Dear Mr. Westermann,
Just a short line for your generosity allowing many to learn about astrophotography.”