The Adobe Creative Team is made up of designers, writers, and editors who have extensive, real-world knowledge of and expertise in using Adobe products. They work closely with the Adobe product development teams and Adobe's Instructional Communications team to come up with creative, challenging, and visually appealing projects to help both new and more experienced users get up to speed quickly on Adobe software products.
Well you won't be proficient when you've finished but you should be able to determine if the program will do what you need for a specific project. As with any hands-on book it's just a taste but it hits the high points. It skips most of the options in the panels and other deeper stuff but walks you through simple projects from start to finish. What it didn't do was help me when I got lost. However I found I'd learned enough to be able to get myself out of trouble with a little help from Google.