User blog comment:The Milkman/Indoctrination Theorists Say the Darndest Things, Part II/@comment-3228423-20121204025045/@comment-24174486-20121204033415

Kaidan was in some of the promotional images; one of the earliest ones that I remember is the picture of Shepard with Kaidan and Liara.

Also, Kaidan is the best squadmate in ME3.