Eta Kappa Nu (HKN) honor society and IEEE Control Systems Society, Cleveland Chapter jointly presented a seminar on Sept. 27, 2019 between 10:30Am and 12:00Pm in WH405 at CSU. The seminar featured a keynote speech delivered by Prof. Hebertt Sira-Ramirez, a Titular Researcher in Cinvestav, National Polytechnic Institute, Mexico. The title of his presentation is “A frequency domain reinterpretation of Sliding Mode control and its average equivalences”. In the presentation, Prof. Sira-Ramirez not only discussed the control theory of sliding mode controller in terms of classical compensation networks, but also demonstrated application examples and experimental results. Dr. Zhiqiang Gao gave an opening remark for the seminar. Dr. Lili Dong, hosted the event, and presented the speaker an IEEE Certificate of Appreciation. The HKN officers set up the room and videotaped the speaker’s presentation. The seminar attracted 36 attendees, a majority of which are the engineering students at CSU.