For various reasons, victims of sexual assault are often reticent to report crimes. But support systems for them can make a difference in reducing incidents and bringing perpetrators to justice. Researcher, educator, and activist Jess Ladd is attempting to overcome that public health hurdle using a computer system she helped develop, called Callisto. Jess Ladd is a presenter at Kansas City's independently organized TED event, TEDxKC, which starts at 6 p.m. on Friday, August 19, at the Kauffman