(IP Stanback Museum and Planetarium) It’s probably a safe bet to say that most families are not sitting around their economically-challenged dinner tables these days discussing celebrations of the Bicentennial of the end of the Trans-Atlantic Slave Trade. Pretty much nothing commands our attention spans these days as much as the presidential 2008 election campaign and watching the bouncing ball called Wall Street. And yet in these days when the word “change” can make or break political destiny, it makes sense to pause and acknowledge one of the greatest changes in the history of humanity: It started when Denmark outlawed international slavery in 1802; Great Britain and the United States kept the ball going in 1808. Sweden joined the party in 1813, The Netherlands in 1814, Spain in 1820, and Mexico in 1829. By 1830, where the Trans-Atlantic Slave Trade was concerned, it was all over but the shouting. Such a huge revolution in a relatively small window––three decades––of historical time...