What are the Indicators of Dyslexia? 

Dyslexia is a specific learning difficulty that primarily affects skills related to reading, writing, and spelling. It’s often misunderstood as a simple reading issue, but it encompasses a range of processing difficulties, including phonological awareness, memory, and speed of verbal processing. These cognitive challenges impact how individuals acquire literacy skills and manage everyday tasks related to language. 

In the UK, the understanding of dyslexia is evolving. We are transitioning from the Rose (2009) definition to the new Delphi (2024) definition, which reflects broader, more nuanced insights into dyslexic challenges. While both definitions focus on difficulties with reading and spelling, the Delphi definition provides a more comprehensive framework. 

Here’s a breakdown of key dyslexic indicators, focusing on how phonological awareness, verbal memory, processing speed, and orthographic processing impact reading, spelling, and overall literacy development. 

Key Cognitive Difficulties Associated with Dyslexia 

1. Phonological Awareness Difficulties 

Phonological awareness is the ability to recognise and manipulate the sounds (phonemes) within words. Individuals with dyslexia often struggle with identifying individual sounds, syllables, or rhymes. 

These difficulties make it challenging to sound out words when reading or to spell words correctly. A person may read slowly or inaccurately because they cannot easily break words into their component sounds or blend them to form words. 

2. Verbal Memory Difficulties 

Verbal memory refers to the ability to remember spoken information. Those with dyslexia may have trouble recalling sequences of words, instructions, or even lists of sounds. 

Verbal memory difficulties significantly impact learners with dyslexia by affecting their ability to remember and recall spoken information. This can make it hard for them to retain word patterns, spelling rules, and new vocabulary, which are essential for reading and writing. As a result, learners may struggle to memorise sight words, follow multi-step instructions, or retain content they’ve just learned.  

3. Processing Speed Difficulties 

Processing speed is the rate at which the brain interprets and responds to information. In dyslexia, processing language-based tasks, such as reading and writing, often takes more time. 

These challenges often lead to slower reading and writing, as the brain requires more time to decode words and process information. Learners may struggle to keep up with conversations, follow classroom discussions, or respond promptly to verbal instructions. This slower processing speed can result in delayed reading fluency, difficulty organising thoughts in writing, and challenges with spelling, all of which can impact overall academic performance. 

4. Orthographic Processing Difficulties 

Orthographic processing is the ability to recognise and remember how letters and words are arranged visually. It involves recognising spelling patterns and the structure of words. 

Orthographic processing difficulties in dyslexic learners affect their ability to recognise and remember the visual patterns and structures of written words. This can lead to struggles with quickly identifying familiar words, frequent spelling mistakes, and difficulty applying spelling rules. Learners may read more slowly as they have to sound out words letter-by-letter rather than recognising them by sight. These challenges also impact their writing, as they may spell the same word inconsistently and have trouble recalling correct letter combinations, leading to frustration and reduced fluency in reading and writing tasks. 

Early Indicators of Dyslexia 

Dyslexia can be identified even before formal education begins, with signs becoming more pronounced as children start learning to read and write. While these signs vary, common early indicators across different age groups include: 

Preschool (Ages 3-5) 

• Delayed Speech Development: Speech delays, mispronunciations, or mixing up sounds in words (e.g., “aminal” instead of “animal”). 

• Difficulty Learning New Words: A limited vocabulary and struggles with recalling or using the correct words. 

• Trouble with Rhyming: Difficulty identifying and producing rhymes, which is an early literacy skill. 

• Alphabet Challenges: Difficulty learning the alphabet and associating letters with their sounds. 

• Fine Motor Skill Delays: Challenges with coordination tasks like using scissors, holding a pencil, or tying shoelaces, which may co-occur with dyslexia. 

Early Schooling (KS1, Ages 6-8) 

• Reading Difficulties: Trouble sounding out words, recognising sight words, or blending sounds to form words. Reading may be slow and inconsistent. 

• Avoiding Reading: Due to frustration, children with dyslexia may avoid reading aloud or any tasks that involve literacy. 

• Poor Spelling: Spelling can be inconsistent, even within the same piece of writing (e.g., “dog” might appear as “dog,” “dg,” or “dgo”). 

KS2/KS3 (Ages 9-12) 

• Low Reading Fluency: While peers may improve in fluency, children with dyslexia may continue to struggle with both reading speed and comprehension. 

• Trouble with Long Words: Multisyllabic words can be particularly difficult, leading to skipped or mispronounced sections. 

• Poor Written Expression: Written work may be disorganised, with frequent spelling and grammatical errors, making it hard for children to express their ideas clearly. 

• Memory Challenges: Difficulty memorising facts, sequences, or instructions, impacting academic performance in areas like maths or science. 

Additional Behavioural and Emotional Signs 

Dyslexia is often accompanied by emotional and behavioural responses due to the frustration and self-esteem issues that arise from literacy struggles: 

• Low Self-Esteem: Children may feel inadequate compared to peers, leading to frustration, anxiety, or reluctance to engage in school activities. 

• Avoidance of Reading: Reluctance or refusal to engage with reading tasks can be a strong indicator of underlying difficulties. 

• Inconsistent Performance: Children may excel in subjects like maths or art, while significantly struggling with literacy-based tasks. 

Family History of Dyslexia 

Dyslexia tends to run in families. If there is a family history of dyslexia or other learning difficulties, it may increase the likelihood of dyslexia in a child. This genetic link makes it important to assess children with a family history of dyslexia more closely. 

Conclusion 

Understanding the key indicators of dyslexia is crucial for early identification and support. The transition from the Rose (2009) definition to the more detailed Delphi (2024) definition reflects a growing awareness of the complexity of dyslexia. By identifying phonological, memory, processing, and orthographic difficulties early, parents and educators can implement targeted interventions that can significantly improve literacy outcomes for individuals with dyslexia. 

For further information, the British Dyslexia Association provides helpful resources on recognising dyslexia early on: Signs of Dyslexia.