Learning WordPress is not really that hard these days. Not only you have plenty of books and free videos to choose from but you can also rely on premium training programs to take your skills to the next level. Here are 4 WordPress training programs that can teach you how to better use WordPress:
CodeSchool: this is a special training program that helps you become a better coder in an interactive fashion. You can learn HTML/CSS, iOS, Nginx, and many other cool technologies from these folks.
WebDesign.com Training: if you want to become a WordPress designer, you can get a lot of value from this program. The program covers WordPress development, design, and technologies you need to be familiar with.
Lynda.com: not just a WordPress training provider. Lynda.com is relied upon by many professionals and businesses for technology classes.
Tuts+ Premium: these guys cover all kinds of useful technologies. Whether you want to improve your Photoshop skills or design better solutions for WordPress, Tuts+ has you covered.
These programs are not super expensive and well worth investing if you need some help keeping up with the latest technologies. You still need to study the materials they offer to succeed though.