By Laura Snider Daily Camera October 10, 2011 Majka Burhardt was sipping a latte at a coffeehouse in Boulder in the summer of 2006, when she overheard a conversation at a nearby table. The group was plotting a quest to the Horn of Africa to find a rare coffee that's valued at more than $100 a pound. A writer and adventurer herself, Burhardt's curiosity was immediately piqued. And just a few months later -- after asking if the group was in need of a journalist -- Burhardt left with the team as they headed for Ethiopia. Majka Burhardt poses with her book Coffee Story: Ethiopia in the Ozo Coffee shop in Boulder where she will give a talk about her book on Tuesday Oct 11, 2011 evening. ( PAUL AIKEN via Daily Camera ) Ultimately, the expedition returned home without the coveted bean (the government was a bit concerned what their real motives were), but Burhardt was hooked, both on east Africa and on the mystique of the local coffee...