Shawn Thomas is in her 20th year of teaching in the largest county in Georgia. She has taught Kindergarten, Second and Third Grade, and ESOL (English to Speakers of Other Languages) K-5. Mark Weston Ph.D. has worked at all levels of the educational system — classroom, school, congress, US Dept of education, technology companies and universities. He's currently an Associate Dean at Georgia Tech. Tom Whitby is former contributing Editor at SmartBrief, founder of #Edchat, Twitter-Using Educators, and NYSCATE Network.