professor kroeger >> today is my pleasure to introduce my speaker richard preston headed his undergraduate work who got his ph.d. in english from princeton university studying nonfiction writing and another on a variety of topics of redwoods and a children's story there are many nonfiction pieces including a piece just twice -- last week inside the ebola virus. it published a hot zone with the accidental outbreak with a colony of research monkeys and it sold millions of copies and terrified millions of readers. for example, stephen king wrote it is one of the most horrifying things i have ever read. and then it gets worse. [laughter] i am also a surer "the hot zone" inspired many of the readers to consider and pursue that epidemiology that it yules curiosity of what we know today. the most recent massive outbreak occurring for the first time in west africa now "the hot zone" is back onto the national best-seller list 20 years after the publication. i always had a particular fascination for the insidious ingenuity have infectious diseases so it is the pleasure to bring this element i am hap