We are pleased to announce that the student-run annual Boston University Conference on Language Development (BUCLD) will be held on November 7-10, 2024. Keynote Speaker Diane Lillo-Martin (University of Connecticut - Department of Linguistics) Plenary Speaker Silvina Montrul (University of Illinois, Urbana-Champaign - Department of Linguistics) Student workshop Speaker TBD, stay tuned! BUCLD 49 will take place in person, with options for remote participation. —All invited presentations (keynote, plenary, workshop, and symposium) will be presented in person and live-streamed for remote participants. —The majority of presentations and posters will be in person. We hope to record the presentations and upload them for later viewing. —A limited number of submissions will be accepted for remote presentation. Presentations accepted in this format will be pre-recorded; posters will be part of a virtual poster session. We will be accepting two kinds of submissionshttps://www.bu.edu/bucld/abstracts/: Symposium proposals (due June 1) and abstracts for 20-minute talks or posters (due June 1) Call for Symposium Proposals: We are currently soliciting 1000-word proposals for 90-minute symposia for the Boston University Conference on Language Development on any topic likely to be of broad interest to the conference attendees. Proposals should include a list of the participants, topics, and format, and should name at least one organizer. Send submissions to langconf@bu.edu with “Symposium proposal” in the subject line. DEADLINE: All symposium proposal submissions must be received by June 1, 2024. Decisions on symposia will be made by July. Call for Abstracts: Submissions of 500-word for 20-minute talks and posters will open on April 1, 2024, at https://www.bu.edu/bucld/abstracts/abstract-submission/. DEADLINE: Thursday June 1, 2024 at 23:59 Eastern Daylight Time (UTC-4) Submissions that present research on any topic in the fields of first, second, and additional language acquisition from any theoretical perspectives will be fully considered. Abstracts are limited to 500 words and must not exceed two pages total. A suggested format and style for abstracts is available at: http://www.bu.edu/bucld/abstracts/abstract-format/ With best wishes, Aditya Yedetore, Rebecca Bonney & Yuanyuan Zhang BUCLD 49 Co-Organizers