– Intro 04:43 – Life and background 08:45 – Bell Labs 13:42 – Inventing the negative feedback amplifier 18:15 – Nyquist's landmark contributions 20:43 – Regeneration theory 27:10 – Frequency response 32:03 – Cauchy’s argument principle 36:05 – The Nyquist criterion 41:37 – Why is it so hard? 45:27 – Robustness, margins, and practical aspects 56:41 – Beyond the Nyquist criterion 1:04:25 – Pitfalls and common misunderstandings 1:07:00 – Outro Links Brian Douglas's video: http://y2...