Listen to my interview with Coshandra Dillard and Marcus Campbell (transcript): Sponsored by Listenwise and OneNote Class Notebook   A couple months ago, I saw two different news stories that broke my heart. Both were about dreadlocks. The first story was about Andrew Johnson, a high school wrestler in New Jersey who wore his hair in cheekbone-length dreadlocks. Moments before Johnson was about to go to the mat for a match, the referee told him he wouldn’t be allowed to…