Apr/May/June 2020 Feature Articles: Members: Sign in to view the Journal online (pg 6) Grid Aperature for Increased Light Intensity and Eliminated Shading for Spatial-Phase-Shift Shearography with Carrier Frequency - by Christopher Petry (University of Applied Sciences Trier) (pg 14) Notches vs. Side-Drilled Holes Chapter 3 - Crack Detection Sensitivity - by Paul Holloway (Holloway NDT) (pg 18) The Not So Scary Truth About Recertification - by Greg Braham (Cave Inspection Ltd.) (pg 24) COVID-19 and the NDT Industry - by Laura Obrutsky (CINDE)

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