Tricia Ballad spent several years as a Web applications developer before becoming a full-time freelance writer and technical editor. 'She has written online courseware on various consumer electronics and computing subjects and has co-authored PHP & MySQL Web Development All-in-One Desk Reference for Dummies (For Dummies, 2008) and Securing PHP Web Applications for Mere Mortals (Addison-Wesley Professional, 2008).
