1. Diana Isela Hernàndez Santiago
2. What is it?
   1. Theory goes together with practice
   2. Didactic dialogue
3. Development
   1. 1st Less technology
   2. 2nd More Technology
   3. 3rd Internet
   4. Network
4. Theory
   1. systematization of laws
   2. ideas
   3. principles
5. Didactic dialogue
   1. Through media
   2. Teacher(institution)-student
   3. Collaboration & selfsupporting
6. Types of dialogue
   1. Simulated
      1. by themselves and materials
   2. Real
      1. With others
   3. Synchronous
      1. Direct
   4. Asynchronous
      1. Differed
   5. unidireccional
      1. T-Ss
   6. multidireccional
      1. T-ss-G & viceversa
   7. vertical
      1. T-Ss & Viceversa
   8. horizontal
      1. Ss-ss, ss-G,G-G
   9. structured
      1. Rigid
   10. Flexible
       1. Less rigid
7. Distance Education Modalities
   1. E learning
   2. B Learning
   3. M learning