www.pels.org Vol. 1, No. 3 September 2014 For your engineering success Features 18 Designing to Mitigate the Effects of Flicker in LED Lighting Reducing risks to health and safety Brad Lehman and Arnold J. Wilkins On the cover Our first feature article, "Designing to Mitigate Effects of Flicker in LED Lighting" presents criteria that can mitigate the biological effects of light flicker; although the results were derived for LED lighting, they can be applied to all general illumination technologies. 27 Power Electronic Module 33 PMBus: A Decade of Growth Enabling the 21st-century energy economy Krishna Shenai An open-standards success Robert V. White © ISTOCKPHOTO.COM/CHESKY_W 42 Departments & Columns 4 6 8 10 40 41 42 45 48 From the Editor President's Message Patent Reviews A Look Back Entrepreneur Viewpoint Society News Member News Event Calendar White Hot NORTH CAROLINA STATE UNIVERSITY Digital Object Identifier 10.1109/MPEL.2014.2330438 September 2014 IEEE POWER ELECTRONICS MAGAZINE 1http://www.pels.org http://www.ISTOCKPHOTO.COM/CHESKY_W