(Cut down to maybe 3) Before Taking the Course:

• Reached a point in his career where there were things they couldn't quite comprehend yet
• Found themselves not studying as much because they found it intimidating and daunting
• Didn't know the right questions to ask, which made them unconfident and uncomfortable
• Never felt like he knew enough, and pushed back on promotion
• Had a hard time measuring how one design was better than another 
• Always had an intuition that their company's simple solution to code problems was never quite right, but didn't know why
• Was a productive individual contributor, but was not productive as a collaborator, mentor, and leader to more junior employees

(Cut down to maybe 3) After Taking the Course:

• Got promoted to Lead Software Engineer
• Improved their ability to mentor other engineers  sevenfold
• Able to take on a lot more work involving system design and architecture as well as writing a lot of design documents
• Started having fun teaching and looking at code for the first time
• Learned to cut through difficult software design questions and provide concrete answers 

"The behaviors this course encourages are also very much in line with leaders we have coming from AWS and Google"

"This is just too good. I didn't even bother trying to expense it. I didn't care. I didn't fight for it. I knew that this was an investment in myself and that's how I treated it."