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MuSSeL

Multilingual Corpus of Second Language Speech

MuSSeL Access Request Form

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Contact Information



(Institutional email address preferred)



Select all that apply
Project Information
Access Levels
  • Temporary Online Access - allows users to open individual speech samples (MP3 and TXT) in a web browser. Users won't be able to download the corpus for linguistic analyses. Temporary Online Access will automatically terminate three months after the registration date.
  • Full Offline Access - allows users to download the whole corpus for offline use. Users are required to show proof of IRB approval or exemption to receive full offline access. Online Access to the corpus will expire on the expected project completion date unless you request an extension.


Please provide a brief description of your project, specifically focusing on how your project intends to explore second language development with the use of MuSSeL. (100-300 words)

Please provide a concise yet detailed description of your research purpose, specifically focusing on how your project intends to explore second language development with the use of MuSSeL. Emphasize how the anticipated outcomes will contribute to the field of second language learning and/or teaching. (200 - 500 words)

Online access to corpus files will expire on the selected date unless you request an extension.

Please attach a copy of the IRB approval or exemption.

Non-Disclosure Agreement (NDA) with ACTFL
To protect data confidentiality, you must review and sign a non-disclosure agreement with the American Council on the Teaching of Foreign Languages (ACTFL).


Please sign and upload your Non-Disclosure Agreement
Material Transfer Agreement (MTA)
After your registration is processed you will receive a Material Transfer Agreement (MTA) that you will need to sign and return.
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Last Updated: 4/3/24