Today only, newegg offers the Adobe Photoshop Lightroom 4 Student and Teacher Edition for Windows and Mac, model no. 65164859, for $79. Coupon code "24HRSALE627L" cuts it to $59. With free shipping, that's a buck under our April mention and the lowest total price we could find by $18. (We saw it for this price bundled with an 8GB SDHC card in April as well.) This program offers a variety of photo-editing tools.