# Ted Nelson Xanadu was his major effort with hypertext - Xanadu as literature - Write and publish parallel documents Core idea: visual relationships between entities - visual connections between documents: bridges - parallel pages Structures underneath **2018 Videos Where He Summarizes His Work** - [Xanadu Basics 1a - Visual Relationships](https://www.youtube.com/watch?v=hMKy52Intac) - [Xanadu Basics 1b - Indirect Document Delivery](https://www.youtube.com/watch?v=1gPM3GqjMR4) - [Xanadu Basics 1c - Parallel Media, Parallel Subjects](https://www.youtube.com/watch?v=hGKbRcvIZT8) - [Xanadu Basics 1d - Reading and Writing Parallel](https://www.youtube.com/watch?v=qyzgoeeloJA) - [Xanadu Basics 2 - Five working Xanadu Systems](https://www.youtube.com/watch?v=9_o8q4Sp-w0) - [Xanadu Basics 3 - Browser Law](https://www.youtube.com/watch?v=kV_vYkSmkxk) #people