Here is the first lecture to which @jaygambetta is referring. I can highly recommend them to my quantum-curious colleagues as a gentle introduction to quantum computing. youtu.be/maJaB4-WfFg
The Qiskit Global Summer School 2025 just wrapped up and it was our biggest yet. With over 8K students, 18 lectures and 17 labs. The first lecture is already up (see thread for the link) and if you missed out on the school the rest will be posted soon.