How to Have Sex in an Epidemic to those with a lower risk of contagion. It was a model that attempted to challenge traditional anti-promiscuity and anti-gay viewpoints in previous safe sex education and AIDS prevention—as Callen and Berkowitz argued, it's what you do, not how often you do it or who you do it with. In other words, they had searched for, and come up with, what they termed the possibility of "life-affirming sex." The categories below contain summaries of the chapters of "How to Have Sex in an Epidemic" and the arguments presented therein: The authors introduce the two presiding theories of AIDS transmission and
Wiener oboe played very expressively and blends well with other instruments." The Viennese oboe is (with the Viennese horn) perhaps the most distinctive member of the Vienna Philharmonic instrumentarium. The oboe in use in Vienna in the early and mid-19th century was originally a design called the Koch/Sellner oboe. In 1825 Viennese oboist and teacher Joseph Sellner wrote an oboe tutor ("Theoretische-praktische Oboeschule"), which included an illustrated fingering chart. The oboe associated with these materials was produced by Stefan Koch (1772–1828). This instrument was very well regarded in central Europe. In addition to a modernized mechanism with up to 13 keys, the