is orton gillingham evidence based

2 min read 02-09-2024

The Orton-Gillingham approach is a widely recognized method for teaching reading and writing to individuals with dyslexia and other language-based learning disabilities. Understanding whether this approach is evidence-based is crucial for educators, parents, and practitioners.

What is Orton-Gillingham?

The Orton-Gillingham (OG) approach was developed in the early 20th century by Dr. Samuel T. Orton and Anna Gillingham. It is a structured, multisensory approach that integrates visual, auditory, and kinesthetic elements to enhance the learning experience. OG is designed to address the specific needs of learners who struggle with language.

Key Principles of Orton-Gillingham

Multisensory Learning: Incorporates visual, auditory, and tactile experiences.
Structured Literacy: Follows a systematic and explicit sequence of instruction.
Diagnostic and Prescriptive: Tailors instruction based on individual assessments and progress.
Language-Based: Focuses on phonology, orthography, morphology, and syntax.

Evidence Supporting Orton-Gillingham

Research and Studies

Numerous studies have evaluated the effectiveness of the Orton-Gillingham approach. Key findings include:

Increased Reading Skills: Research has shown that students who receive OG instruction exhibit significant improvements in reading fluency and comprehension compared to those who receive traditional instruction.
Positive Outcomes for Dyslexic Students: Many studies have specifically highlighted the efficacy of the OG method for students diagnosed with dyslexia, demonstrating substantial gains in literacy skills.

Expert Endorsements

Organizations such as the International Dyslexia Association (IDA) recognize the Orton-Gillingham approach as a valid and effective method for teaching reading to individuals with dyslexia. They emphasize its evidence-based practices and effectiveness in addressing the challenges faced by struggling readers.

Limitations and Considerations

While the Orton-Gillingham approach is widely regarded as effective, it's essential to consider the following:

Implementation Quality: The success of OG can vary depending on the quality of instruction and fidelity to the method.
Individual Differences: Not all learners will respond similarly to the OG approach; personalized instruction remains crucial.

Conclusion

In conclusion, the Orton-Gillingham approach is considered evidence-based, with substantial research and expert endorsement supporting its effectiveness in improving literacy skills among learners, particularly those with dyslexia. By utilizing its multisensory, structured, and individualized methods, educators can provide meaningful support to those who struggle with reading and writing.

For those interested in improving literacy outcomes, the Orton-Gillingham approach represents a robust option grounded in research and best practices.