• California Science Center Celebrates Apollo 11 Moon Landing 50th Anniversary (2019 Jul 20), KTLA 5 Weekend Morning News [link]
  • Apollo 11 50th Anniversary Celebration (2019 Jul 20), KFI AM 640 “The Fork Report with Neil Saavedra,” [clip] [full episode]
  • Bob Conover talks about building Ranger, a JPL spacecraft that went to the Moon in the 1960s, then restoring it again 50 years later (2018 Sep 18), StoryCorps Archive [link]
  • Historic Apollo-Soyuz spacecraft gets new display at CA Science Center (2018 Feb 23), Space.com [link]
  • Apollo-Soyuz spacecraft gets new display at CA Science Center (2018 Feb 22), collectSPACE [link]
  • How museum work can combine research and public engagement (2017 Dec 12), Nature [link] [pdf]
  • Will STEM education be the child left behind? (2015 Oct 28), NPR Morning Edition [link]
  • GSR Episode 13 (2014 Dec 08), GradSquare Radio podcast [link]
  • UCLA Students Promote STEM Education in Local Schools (2014 Oct 15), UCLA IS Associates [link]
  • Campus mobilizes to prepare graduate students, postdocs for careers (2014 May 20), UCLA Newsroom [link]
  • UCLA BEAM engineers hands-on mentorship for young students (2012 May 30), Daily Bruin [link]


  • Volunteers restore Smithsonian’s Ranger spacecraft in Los Angeles (2015 Dec 13), Smithsonian Affiliate Newsletter [link]
  • Hiring success story: Aero engineer hired as Exhibit Researcher in a space museum (2014 Sep 06), VersatilePhD.com [link (paywall)]

invited talks

  • Talking about drones: how to start a productive conversation with guests in science centers (2017 Oct 23), ASTC 2017 Conference [link] [pptx]
  • Samuel Oschin Air and Space Center (2017 Jul 19), Del Amo Flyers
  • GradSWE (2016 Nov 09), UCLA [pptx]
  • Preparing Future Faculty (2016 Apr 19), UCLA [pptx]
  • Volunteers restore 50-year-old Ranger spacecraft (2015 Nov 01), SpaceFest [pptx]
  • UCLA SciComm Career Panel (2015 Jul 07), UCLA [pptx]
  • Careers in Informal Science Education (2015 Apr 24), DaVinci Science High School

published research

  • P. Chiu, P. Roth-Johnson, R. Wirz (2019), “Optimal structural design of biplane wind turbine blades,” Renewable Energy, (in press), doi: 10.1016/j.renene.2019.08.143 [link]
  • P. Roth-Johnson, R. Wirz (2017), “Wind turbine blade with biplane section,” U.S. Patent 9739259B2 [link] [pdf]
  • P. Roth-Johnson (2014), “Aero-structural design investigations for biplane wind turbine blades,” UCLA, Ph.D. dissertation [link] [pdf]
  • P. Roth-Johnson, R. Wirz, E. Lin (2014), “Structural design of spars for 100-meter biplane wind turbine blades,” Renewable Energy, 71: 133-135, doi: 10.1016/j.renene.2014.05.030 [link] [pdf]
  • P. Roth-Johnson, R. Wirz (2014), “Aero-structural investigation of biplane wind turbine blades,” Wind Energy, 17: 397-411, doi: 10.1002/we.1583 [link] [pdf]
  • R. Wirz, P. Johnson, (2011), “Aero-structural performance of multiplane wind turbine blades,” 29th AIAA Applied Aerodynamics Conference, AIAA 2011-3025, Honolulu, HI, June 27, 2011, doi: 10.2514/6.2011-3025 [link] [pdf]