When Vivian's son was young, he often got into situations where he hurt himself or others. One day, while at the park, he threw sand in another child's face. Vivian did her best to handle the situation, but worried that the child's mother would be angry. Instead, the mother said something that gave Vivian solace — and a bit of hope.

Do you have your own story of an unsung hero? We'd love to hear it! Record a voice memo and email it to us at myunsunghero@hiddenbrain.org.

Some guidance:

--Focus on ONE moment that you will never forget.

--Make sure you're in a quiet, non-echoey room.

--Speak conversationally, like you're talking to a friend.

--Let us know why this person continues to impact your life.

--If your hero were standing in front of you today, what would you say? Address them directly.

After receiving irregular test results, Alexis left her doctor's appointment in tears. On her way out of the office, a receptionist stopped Alexis and held her while she cried. It is a moment Alexis will never forget.

Do you have your own story of an unsung hero? We'd love to hear it! Record a voice memo and email it to us at myunsunghero@hiddenbrain.org.

Some guidance:

--Focus on ONE moment that you will never forget.

--Make sure you're in a quiet, non-echoey room.

--Speak conversationally, like you're talking to a friend.

--Let us know why this person continues to impact your life.

--If your hero were standing in front of you today, what would you say? Address them directly.

In the late 1980s, Stephanie was driving to an appointment when she was hit by a large pickup truck. As she stood on the sidewalk crying, a woman came up to her and handed her a cup of tea.

Do you have your own story of an unsung hero? We'd love to hear it! Record a voice memo and email it to us at myunsunghero@hiddenbrain.org.

Some guidance:

--Focus on ONE moment that you will never forget.

--Make sure you're in a quiet, non-echoey room.

--Speak conversationally, like you're talking to a friend.

--Let us know why this person continues to impact your life.

--If your hero were standing in front of you today, what would you say? Address them directly.