Dr. Haldo did BS and MS in Physics and earned his doctorate in Physics from Louisiana State University. He completed postdoctoral training at Princeton University. He is teaching physics many years now and his research includes computational material science and physics education. Dr. Haldo contributed and co-authored several dozens of research papers and he wrote introductory lab manuals for in-person and virtual lab delivery. More detail of Dr. Haldo can be found here: https://haldolaarachchige.wixsite.com/mysite