A specialist in microelectronics, Sedra's research focuses on applications in communication and instrumentation systems, including theory and design of circuits. Sedra has co-authored three textbooks, including Microelectronic Circuits[2] (with co-author K.C. Smith), now in its seventh edition (2014). The text is published in ten languages, has over one million copies in print, and is one of the most widely used texts on the subject to date.