We are conducting a Marketing research involving twins participation.
If you are twin, please click the link below to participate our study.



• Penn State University Twins Research



If you learned our study from NOMOTC, please click the link below to participate our study.


• Penn State University Twins Research for NOMOTC members



If you learned our study from Penn State University, please click the link below to participate our study.


• Penn State University Twins Research for students/alumni and their siblings

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