Fleshing out a thin story: thin characterization

Photo by  jackileigh at morguefile.comNaNoWriMonth has wrapped up for 2016, a time when many writers challenge themselves to write 50,000 words in 30 days. On question that often pops up on Twitter near the end of November is whether "winning" NaNo (hitting the 50K goal) means you have a complete book.

Unless you write middle grade fiction (ages 8-12) or novellas, then likely, no you do not. You have either a very bloated beginning of a story, or you have a skeleton of a story that hits a...