How children's genetic traits affect the language they receive from parents

Do children's genetically-influenced characteristics influence the parental input they experience? Evidence from a longitudinal twin study

NIH-funded research New York University · NIH-10844618

This study looks at how the way parents talk to their kids is affected by the kids' natural traits, like their language skills and personality, by observing interactions between parents and their twin children when they are 3 to 5 years old, to better understand how these traits influence how children learn to communicate.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionNew York University NIH-funded
Lab location1 site (New York, United States)
Project IDNIH-10844618 on NIH RePORTER

What this research studies

This research investigates how the language input children receive from their caregivers is influenced by the children's genetically-influenced characteristics, such as language ability and temperament. By analyzing natural interactions between parents and their twin children at ages 3, 4, and 5, the study aims to understand the differences in linguistic input based on genetic similarities. The research utilizes a unique dataset from a longitudinal study of over 300 same-sex twin pairs, allowing for insights into the genetic factors that shape language development. The findings could help identify how specific traits in children can affect their learning and communication experiences.

Who could benefit from this research

Good fit: Ideal candidates for this research are children aged 0-11 years, particularly those who are part of same-sex twin pairs.

Not a fit: Children who are not part of twin pairs or those outside the age range of 0-11 years may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could enhance our understanding of child language development and inform strategies for improving language input from parents.

How similar studies have performed: Previous research in behavioral genetics has shown success in understanding the influence of genetic factors on child development, making this approach both relevant and promising.

Where this research is happening

New York, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.