A classic study on this
Development of concern for others.
Carolyn Zahn‐Waxler, Marian Radke‐Yarrow, Elizabeth L. Wagner, Michael Chapman · 1992 · Developmental Psychology
- Children
- Not given in the summary we read
- Where
- Not given in the summary we read
- Ages
- 1 to 2 years
- How
- Mothers and researchers recorded toddlers' reactions
- What it found
- Helping, sharing and comforting someone upset all appeared between ages 1 and 2, most often towards their mother.
- Limits
- We have only read the summary, which gives no numbers.