Personalized Learning Mission Statement
A History Lesson

Darren Ellwein
Principal at Harrisburg South Middle School
Darren Ellwein is the Principal at the Harrisburg South Middle School in Harrisburg, SD. He has been a teacher and administrator in public education for 22 years. Darren was named SEAP Principal of the Year for South Dakota, was awarded the Risk Taker Award in 2015 and 2016, and is a NAASP National Digital Principal of the Year Award Winner for the 2017 school year. He is a frequent speaker for various workshops and forums regarding educational leadership, instructional strategies, technology, and the use of social media in schools.

Ryan Rollinger
Dean of Students/Assistant Principal at the Harrisburg High School
Ryan Rollinger is the Dean of Students/Assistant Principal at the Harrisburg High School in Harrisburg, SD. He is responsible for student relations, student success, school policies, evaluating staff, and budget creation. Ryan created the school’s Flex-Mod Schedule and implements the Customized Learning Program at the school.

Travis Lape
Technology Integrationist at the Harrisburg South Middle School
Travis Lape is the Technology Integrationist at the Harrisburg South Middle School in Harrisburg, SD. Travis has been both a classroom teacher and technology integrationist in grades K-8 for three years. He is a strong advocate of using new technology to enhance and engage students in learning, recently creating a makerspace in the media center for students to come and tinker. Travis regularly presents at area conferences on technology and student engagement.

Bob Sorensen
General Manager of PLT
Bob Sorensen leads PLT as the General Manager. Bob has over 25 years experience in all levels of management in the software industry. He was president of a joint venture between Microware Systems Corporation and N.V. Phillips. The JV built authoring tools for the multimedia industry. Bob also was Vice President of R&D for Microware where he was responsible for team of 30 plus developers that built an operating system used in industrial control and consumer multimedia. He has provided consulting services to small and medium sized software companies in the area of sales, marketing, and overall business management.