Dr. Stephanie W. answered 10d
Accuplacer Reading Tutoring | Doctorate, 30+ Years Experience
The Science of Reading has given us some of the most compelling evidence we have ever had for why struggling readers need explicit, systematic instruction — and the data is hard to argue with.
On Phonics:
Decades of research, including the landmark National Reading Panel report and more recent neuroimaging studies, confirm that the brain does not learn to read naturally the way it learns to speak. Reading must be taught — and for struggling readers especially, that teaching must be explicit, systematic, and sequential. Studies using fMRI technology have actually shown that targeted phonics instruction changes brain activation patterns in struggling readers, shifting processing toward the more efficient left hemisphere pathways used by fluent readers. This is not just behavioral improvement — it is measurable neurological change.
The Simple View of Reading, well supported by current research, holds that reading comprehension depends on two factors: decoding ability and language comprehension. Struggling readers almost always have a decoding deficit — which means phonics instruction is not optional; it is foundational.
On Vocabulary:
Research consistently shows that vocabulary knowledge is one of the strongest predictors of reading comprehension, yet it is one of the most under-taught skills in classrooms. Studies by Beck, McKeown, and Kucan demonstrate that explicit vocabulary instruction — directly teaching word meanings, word relationships, and context strategies — produces significantly stronger comprehension outcomes than incidental exposure alone. The vocabulary gap between struggling readers and their peers widens every year without direct intervention, which is why explicit instruction matters more the longer it is delayed.
The bottom line: the Science of Reading does not support the idea that struggling readers simply need more time or more reading practice. It supports targeted, explicit, structured instruction in both phonics and vocabulary as the most evidence-based path to closing the gap.