MIXER 4 Cross Channel Study

Contact Us

If you have questions about this study or problems signing up, please contact us at:

  • email: participant-care@ldc.upenn.edu
  • telephone: 1-800-380-7366 (PENN)
  • fax: 215-573-2175
  • mail:
    Attn: Mixer Study
    Linguistic Data Consortium
    3600 Market St, Suite 810
    Philadelphia, PA 19104-2653

For interviews in the Berkeley area, please contact the ICSI at:

  • email: kmcguire@icsi.berkeley.edu
  • telephone: 510-666-2970
  • fax: 510-666-2956
  • address:
    International Computer Science Institute
    1947 Center St, Suite 600
    Berkeley, CA 94704





Please remember that all Mixer interviews and telephone calls are recorded for research and educational purposes. All participant identification information is kept strictly confidential, and only select demographic information (age, gender, region raised, languages spoken, etc.) will be utilized for research. Participant names, addresses, and contact information are only required for compensation.