All of the Alexander Street Press video and audio files with the spoken word are accompanied by written transcripts, which are synchronized with the recordings.
This is useful not only for purposes of accessibility and ease of understanding, but also for being able to cite the content of these recordings. The transcripts are also keyword searchable, and you can click anywhere in a transcript to go to that exact place in the video. You can also change the language of the transcripts.
In addition to audio and video files, many of the collections have a number of other learning objects, including textbooks, images, and case studies.
Alexander Street Press has many different collections! Listed below are a few popular ones to get you started, and this link will lead you to their search where you can browse all available content.