Product design question

How would you create a feature on Facebook to combat depression, suicidality and self harm?

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What this question tests

Product design in an extremely high stakes, sensitive domain, requiring careful balance of detection, intervention, and user trust.

How to approach it

  1. Clarify the scope: detecting signals of depression, suicidality, or self harm in posts and connecting the user to appropriate help, not diagnosing.
  2. Identify stakeholders: the at risk user, their friends and family who might also see concerning posts, and crisis support organizations.
  3. Design detection carefully: use a combination of automated language pattern detection and user or friend reporting, since automation alone risks false negatives on subtle signals.
  4. Design intervention with care: when a signal is detected, surface a supportive, non alarming prompt connecting the user directly to crisis resources like a hotline, not a public flag.
  5. Involve mental health experts and crisis organizations in designing the actual intervention language and flow, not just engineering.
  6. Define success as connection rate to crisis resources when triggered, and false positive rate kept low enough to avoid user distrust, tracked separately, never total post removals as a success metric.

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