A former Assistant Principal of Bemidji Middle School has been sentenced to 25 years in prison for sexually exploiting dozens of children.

Former Assisstant Principal of Bemidji Middle School Brandon Bjerknes.

Brandon Bjerknes pleaded guilty in September last year to victimizing at least 55 vulnerable young girls and boys over the course of nearly three years. Bjerknes had posed as a 13-15-year-old boy on social media and directed minors to send him sexually explicit photographs and engage in sexual explicit online conversations.

Bjerknes had been employed at Bemidji-area schools since 2006.