With a living person you're always burdened with this idea of fair representation, treading this fine line between honoring the person, and yet you really look at the word "honor," it implies that you then have to address struggle and hardship and failure, and all these things that it means to be human, that you show the fullness of their life. If the person's living, they are able to interject.
I knew as a young boy that addiction and alcoholism afflict people - good, loving people - in profound ways, and that some people - usually from those rare "normal" families that I longed for as a child and as an adult wonder if they even exist - didn't understand this and sort of looked down their noses at people suffering with addiction.
I felt that if people understood the struggle of recovery, then some of the stigma of addiction might be reduced because the audience would understand in a palpable way that addiction is a disease that tells the afflicted, despite years or even decades of heartbreaking evidence to the contrary, that using will make things better.
My grandpa could go days, weeks, even months without a drink but if he took that first drink, he couldn't stop. Once, when I was twelve, my mom and I were driving and we saw my grandpa staggering drunk down the street. I asked if we should stop and help him. My mom sadly shook her head and kept driving.