This is a time of year of traditions and celebrations — and we have a tradition at Stack Exchange where we set this time aside each year to give back to the groups and organizations that need our help. Each year, we reach out to our moderators and offer to make a charitable donation on behalf of each Stack Exchange community, with each moderator directing $100 toward the charity of their choice. It’s just a small gesture of thanks for the tremendous amount of work every community has contributed to make this entire thing possible. …