Welcome to the Memory Sports group. If you're interested in the World Memory Championships and similar competitions, you should find something here of interest to you.
I've made a simple research project about this. :3 As you grow older, it's easier to remember people, but if you're younger it's easier to remember objects.
Which do people prefer? Has anybody tried both? I've recently been reading Dominic O'Brien's book and the reason he uses people is because he tried objects but