Dogan Ibrahim has a BSc degree in electronic engineering, an MSc degree in automatic control engineering, and a PhD degree in digital signal processing. Dogan has worked in many industrial organizations before he returned to academic life. Prof Ibrahim is the author of over 70 technical books and published over 200 technical articles on microcontrollers, microprocessors, and related fields. He is a Chartered electrical engineer and a Fellow of the Institution of the Engineering Technology. He has been a licenced amateur radio operator for several decades (G7SCU) and also holds an Arduino certification. Ahmet Ibrahim holds BSc (Hons) and MSc degrees in the fields of computing, software and networking. Ahmet has held positions in many industries involved in enterprise computing. He enjoys advising, designing and implementing complex cloud and on-premises computer systems. Ahmet is an experienced electronics engineer and a licenced amateur radio operator (2E1GUC).