Thomas Cobb works for an advertising agency and teaches design at the Pacific Northwest College of Art. He's not much of a rabble-rouser and, until last night, had not attended any of the past two months' protests. Cobb, 47, worked as a designer at WW from 1998 to 2007. But he went last night not as a journalist but just as a citizen, inspired by the late U.S. Rep. John Lewis (D-Ga.), who represented the state of Cobb's birth, to engage in constructive dialogue. Here is what he found, in a piece he first posted today on Facebook.This is not normal.I went to the protest last night, my first...…Thomas Cobb works for an advertising agency and teaches design at the Pacific Northwest College of Art. He's not much of a rabble-rouser and, until last night, had not attended any of the past two months' protests. Cobb, 47, worked as a designer at WW from 1998 to 2007. But he went last night not as a journalist but just as a citizen, inspired by the late U.S. Rep. John Lewis (D-Ga.), who represented the state of Cobb's birth, to engage in constructive dialogue. Here is what he found, in a piece he first posted today on Facebook.This is not normal.I went to the protest last night, my first...WW…