The idea of setting aside an hour each week to talk with one another about your "goals, dreams, ambitions, and problem areas" is terrific. This type of sharing yourself is vital to having a healthy and intimate marriage. Remember to share your feelings, too.
Ali Hale wrote "There's absolutely nothing stopping you from blocking out an hour in your diary, every Sunday afternoon (or whatever time you pick). I know you're probably thinking "I'm too busy" or "But what if something comes up?" If you make a genuine commitment to yourself [think to your marriage] that you'll keep that hour-long appointment, the time will be there! There are 168 hours in a week. Surely you can invest just one of those in your own personal [marital] development!"
Her suggestions about timed writing and having a question and answer period are good, too.