As the article mentions, this individual had many identifiable warning signs that put him at a high risk of suicide, yet his unfortunate act still caught everyone close to him by surprise. This information about the warning signs of depression needs to be publicized more. We all know the basic warning signs of a heart attack, and the same should be true for suicide.
On a separate note, at the end the article, the brother of the deceased describes his hesitation in explaining to his son what happened to his uncle. He ends up telling his son that his uncle died of a disease called depression. This is an example of an excellent way of re-framing the tragic nature of suicide; for a child or for an adult.
Fortunately, the stigma surrounding mental illness has recently become a more popular topic of discussion. People are beginning to ask progressive questions such as "Should a person feel more shame about their bipolar illness then they feel about their diabetes"? These discussions as well as statements such as the one made in the end of the NY Times article are slowly but consistently pushing against the stigma that has surrounded mental illness for to long.