Congratulations to Dr. John Koshel who was elected as a 2023 Fellow Member of Optica. Fellow membership in Optica is limited to no more than ten percent of the membership and is reserved for members who have served with distinction in the advancement of optics and photonics. John is being honored for leadership in undergraduate and graduate optics education and significant contributions to illumination and optical system engineering. Read the full press release. Optica, founded in 1916, is dedicated to promoting the generation, application, archiving and dissemination of knowledge in optics and photonics worldwide.