David Marx has an extensive knowledge of digital photography and is an Adobe Certified Expert in Photoshop and in Adobe Photoshop Lightroom®. David’s sports and landscape images are often featured on the Web and in outdoor sports publications. David is a talented instructor and his entertaining teaching style works for students of all skill levels. He has been teaching digital photography and image enhancement with Adobe Photoshop since 2002. David has led numerous digital photography courses for Rocky Mountain School of Photography Career Training, Weekends and Workshops. You can watch his Photoshop and Lightroom video tutorials at www.thelightroomlab.com.