CV Curves
Creating CV Curves in Maya is an incredibly powerful way of sketching out full blown models before you actually start hard surface modeling. I personally use this method for many of my models because I am a perfectionist and I want my stuff to be amazing.
Iron Man Helmet Mark 3
This process can work for generally any helmet out there. I just happen to love iron man and so i am going to take this opportunity to make something that really mean something to me.