Photo of Stephanie Butler Velegol

Stephanie Butler Velegol

Associate Teaching Professor


  • Chemical Engineering

40 Greenburg Building


Personal or Departmental Website

Research Areas:

Environmental Engineering

Interest Areas:

Interests: Sustainably water treatment using Moringa oleifera seeds, active learning and flipped classrooms




  • BS, Chemical Engineering, Drexel University, 1996
  • Ph D, Chemical Engineering, Carnegie Mellon University, 2000


Book, Chapters

  • Stephanie B Velegol, Nichola Gutgold and Angela R Linse, 2016, Bold Questions for my Heart and Head., Lexington Books, Maryland, USA, pp. 25

Journal Articles

  • Boya Xiong, Emma Clement, Bethany Piechowicz, Ziyuhan Wang, Rose Marinaro, Adam Uliana, Manish Kumar and Stephanie B Velegol, 2017, "Moringa oleifera f-sand filters for sustainable water purification", Environmental Science and Technology Letters
  • ABUBAKAR Bashir, Boya Xiong, Kathleen Lauser, Manish Kumar, Darrell Velegol and Stephanie B Velegol, 2017, "EFFECTS OF MORINGA OLEIFERA LAM. SEED MATURITY AND HARVESTING PERIOD ON WATER CLARIFICATION", Nigerian Journal of Scientific Research
  • Stephanie B Velegol, Manish Kumar, Kathleen Lauser, Kevin Shebek, Allen Schantz and Ian Sines, 2015, "The Flocculating Cationic Polypetide from Moringa oleifera Seeds Damages Bacterial Cell Membranes by Causing Membrane Fusion", Languir, 31, (15)
  • Stephanie B Velegol, Sarah E Zappe and Emily Mahoney, 2015, "The Evolution of a Flipped Classroom: Evidence-Based Recommendations", Advances in Engineering Education, 4, (3)
  • Huda A. Jerri, Kristin J. Adolfsen, Lauren R. McCullough, Darrell Velegol and Stephanie B Velegol, 2012, "Antimicrobial Sand via Adsorption of Cationic Moringa oleifera Protein", Langmuir, 28, (4), pp. 2262-2268
  • Stephanie B Velegol and Bruce E Logan, 2003, "Macroscopic and nanoscale measurements of the adhesion of bacteria with varying outer layer surface composition", Langmuir, 19, (6), pp. 2366-2371
  • Stephanie B Velegol and Bruce E Logan, 2002, "Contributions of Bacterial Surface Polymers, Electrostatics, and Cell Elasticity to the Shape of AFM Force Curves", Langmuir, 18, (13)
  • Stephanie B Vele andol, , 2000, "Counterion effects on hexadecyltrimethylammonium surfactant adsorption and self-assembly on silica", Langmuir, 16, (6), pp. 2548-2556

Conference Proceedings

  • Stephanie B Vele andol, , 2017, "Middle School Girls as" Experts" to Elementary Students: A Coding Trial (Work in Progress)", ASEE Annual Meeting
  • Stephanie B Velegol, 2015, "Designing an engineering solution with the 4 P’s: People, Prosperity, Planet, Politics", ASEE Annual Conference Proceedings, ASEE Annual Conference Proceedings, Seattle, Washington
  • Stephanie B Velegol and Kathy Jackson, 2015, "Quiz re-takes: Which students take advantage and how does it affect their performance?", ASEE Annual Conference Proceedings, Seattle, Washington
  • Stephanie B Velegol, Sarah E Zappe, Mary Lynn Brannon and William D Burgos, 2014, "Online modules enable prerequisite review and mastery during design courses", ASEE, Indianapolis, IN
  • J. Laman, Stephanie B Velegol and B. Swartz, 2013, "Three Approaches to Flipping CE Courses: Faculty Perspectives and Suggestions", Proc. ASEE 2003 Annual Conf.
  • Stephanie B Velegol, Sarah E Zappe and Emily Mahoney, , "Improving classroom climate using the classroom flip approach.", American Society of Engineering Education Conference Proceedings

Research Projects

  • August 2015 - July 2016, "Online Multiple Choice Evaluation in College of Engineering Courses," (Sponsor: Schreyer Teaching Institute, Penn State).
  • November 2015 - August 2016, "Humanitarian Materials Initiative Award," (Sponsor: Materials Research Institute).
  • September 2014 - May 2015, "CERI," (Sponsor: Penn State College of Engineering).

Honors and Awards


Service to Penn State:

  • Reviewer, Reader for Schreyer Honors applicants (40), Schreyer Honors College, November 2017 - January 2018
  • Member, Commission for Women, Faculty Focus Group, August 2014 - May 2017
  • Advisor, Adviser to student group competing in NAE Grand Challenge business competition, January 2017 - July 2017
  • Coordinator, One Button Studio, February 2014 - December 2016
  • Judge, Interviewer for the Millennium Scholars Program's, January 2016
  • Committee Member, Peer Review committee for CEE, September 2015 - December 2016
  • Presenter, Presenter at Order of the Ring ceremony for Spring and Fall graduation, December 2014 - December 2016
  • Committee Member, Non-Tenure Track Faculty Career Management Guidelines, March 2015 - October 2015
  • Committee Member, Strategic Thrust Working Group for Innovative Engineering Education, Strategic Thrust Working Group for Innovative Engineering Education, February 2015 - May 2015
  • Chairperson, Online Committee, January 2014 - August 2015
  • Supported Search for Leonhard Center's Assessment and Instructional Support SpecialistMay 2015 - May 2015
  • Panelist, Take Back the Tap, December 2015
  • Speaker, ACSE, November 2014
  • , ACSE, April 2013 - November 2012
  • , Engineers for a Sustainable World, February 2012 - February 2012
  • , The sustainable use of Moringa oleifera seeds, February 2012
  • , ACSE, November 2013 - November 2012
  • Advisor, SWE (Society of Women Engineers), January 2014
  • Presenter, Botstiber scholar program, October 2017
  • Committee Member, Committee member, Undergraduate committee, January 2017
  • Advisor, Advisor to College of Engineering premajor students, January 2017

Service to External Organizations:

  • Chairperson, Division Chair for Environmental Engineering division, ASEE (American Society of Engineering Education), 2017 - June 2018
  • Chairperson, Program Chair for Environmental Engineering division, ASEE (American Society of Engineering Education), Environmental Engineering, June 2016 - 2017
  • SecretaryAmerican Society of Engineering Education, June 2015 - June 2016
  • TreasurerAmerican Society of Engineering Education, August 2014 - June 2015
  • Administrator, Girls Who Code, January 2017
  • Organizer, Co-organizer of the "Environmental Systems" session, ACS Colloids and Surfaces Meeting, July 2017



The Penn State Department of Chemical Engineering, established in 1948, is recognized as one of the largest and most influential chemical engineering departments in the nation.

The department is built upon the fundamentals of academic integrity, innovation in research, and commitment to the advancement of industry.

Department of Chemical Engineering

119 Greenberg Complex

The Pennsylvania State University

University Park, PA 16802-4400

Phone: 814-865-2574