Moderation and mediation with PROCESS

the difference between a moderator and a mediator, with a diagram for each and a study where each is the right question; why the old Baron and Kenny steps have been superseded; installing and running the PROCESS macro; Model 1 for moderation and Model 4 for mediation; mean-centring and interaction terms; bootstrapped confidence intervals for the indirect effect, and why bootstrap rather than Sobel; simple slopes and the Johnson-Neyman region; reading PROCESS output, which is text and not a pivot table; APA reporting for both.