How to pose full-length female portraits: free posing guide
How to pose full-length males: free posing guide | Digital Camera World
I predict that his is how Isaac would look. My reasoning behind this is because he is a charmer. His blue eyes and attractive face along with Emily's need could've been the reason why Emily cheated with him. Also I feel like he has a normal guy personality with a over the top gorgeous face.
Natural pose appearing assertive and strong but still friendly and approachable. Also great for those struggling to find the right smile.