SIOP 8 Components and 30 Features
The Sheltered Instruction Observation Protocol (SIOP) was developed to make content material more comprehensible to English Language Learners. The model was developed by Jana Echevarria, Mary Ellen Vogt and Deborah J. Short. This summary of SIOP's eight components and thirty features is provided by Tupelo, Mississippi Public Schools and is adapted from Making Content Comprehensible for English Language Learners, The SIOP Model.