The document summarizes the agenda for the 4th meeting of the Software Craftsmanship Group. The agenda includes short lectures on mentorship/apprenticeship, structure 101, effective code review, and unit testing legacy code. It also includes hands-on activities like a coding dojo and working on the bowling scoring kata. Mentorship/apprenticeship is discussed in more detail, including the benefits and expectations of committing at least 2 hours per week for 4 months between a mentor and mentee.