Don't try, be prepared
Do you want to lead your team better and sign up for as many courses as you can, but nothing seems to work?
The theory is well understood, but in order for you to make a real change, you need to get serious and apply the knowledge together with experts who will accompany you.
No matter how much you set your mind to it year after year, you're not going to get there unless you make it a priority on your agenda - no one gets better by chance.