and i would like to tell you that brigitte freed was formerly brigitte kl u.k. and she met leonard freed in role in 1956. they married a year later in amsterdam where they lived, deciding to leave for life in the united states in 1963, just a few months before what would eventually occur as the march on washington and i don't think they knew that it was about to happen when they came to the states at that time. bridgette developed and printed leonard's photographs for over 20 years including those in his classic photo books, black and white america and made in germany. and the internationally aclaimed exhibition concerned photographer. in addition she has hadn't careers as both a clothing designer and a real estate broker. she now lives in garrison, new york, in the hudson valley and works full time on leonard's prints and his legacy. brigitte was born in germany and after living in the united states for over 40 years she recently became an american citizen. [applause] dr. dyson is one of the nation's most influential and reknowned public intellectuals. he is an