Sinaga raped or sexually assaulted at least 206 men, mainly heterosexuals. He is considered to be the most prolific rapist in British legal history. Debra Lafave: School teacher who pleaded guilty to sexual assault on a student teenage boy. Harvey Weinstein: Former film producer accused of sexual assault by more than 80 women. The allegations sparked the MeToo movement. Jeffrey Epstein: Financier and serial sexual offender who was accused of sexually abusing numerous women and underage girls. Ghislaine Maxwell: British socialite who trafficked women and underage girls to be sexually abused by Jeffrey Epstein and his associates. John David Norman: American pedophile and sex trafficker known for his alleged ties to serial killers Dean Corll and John Wayne Gacy. Brendan Smyth: Irish Catholic priest who sexually abused at least 143 children in Northern Ireland, Ireland and the United States. Victims Megan Kanka: raped and murdered by her neighbor, Jesse Timmendequas, in New Jersey in 1994. The murder attracted national attention and subsequently led to the introduction of "Megan's Law", which requires law enforcement to compile and make available to the public information on convicted sex offenders. Polly Klaas: Kidnapped at age 12 from her California home in 1993. Richard Allen Davis, who had a criminal record dating to the late 1960s that included some sex crimes, was convicted of her murder. Jessica Lunsford: Kidnapped at age 9 from her Florida home in 2005 and murdered by John Couey, a previously convicted sex offender. The Jessica's Laws passed in many U.S. states were inspired by her case. Dru Sjodin: University of North Dakota student kidnapped in 2003 and found dead five months later. A registered sex offender was convicted of her murder. Adam Walsh: Six-year-old boy kidnapped and murdered in 1981. Jacob Wetterling: Kidnapped at age 11 from his Minnesota hometown in 1989. His body was discovered in 2016 after suspect Danny Heinrich led police to his burial site. Jaycee Lee Dugard: Kidnapped for 18 years. Virginia Giuffre: Victim of the sex trafficking ring of Jeffrey Epstein and Ghislaine Maxwell. Anti-sex trafficking activist. Activists John Walsh: Father of Adam Walsh and host of America's Most Wanted. Patty Wetterling: Mother of Jacob Wetterling. Notable for opposing very broad registration laws that classify minor offenders on the same scale as high-risk predators. Shows and organizations America's Most Wanted Megan Nicole Kanka Foundation National Center for Missing and Exploited Children Polly Klaas Foundation Reform