The complexity of the field of mathematics makes the study of any associated learning
disability daunting. In theory, a mathematical learning disability can result from deficits in the …

The breadth and complexity of the field of mathematics make the identification and study of
the cognitive phenotypes that define learning disabilities in mathematics (MD) a formidable …

Between 5% and 8% of school-age children have some form of memory or cognitive deficit
that interferes with their ability to learn concepts or procedures in one or more mathematical …

Although mathematical learning difficulties are widespread among US schoolchildren, they
have been studied far less extensively than have reading difficulties. Reading ability …

Based on the stability and level of performance on standard achievement tests in first and
second grade (mean age in first grade= 82 months), children with IQ scores in the low …

Defining mathematical learning disabilities (MLD) is no easy task. This chapter is a summary
of the challenges of defining MLD. Although I do not present an exhaustive list of the …

Gersten, Jordan, and Flojo (in this issue) provide the beginnings of an essential bridge
between basic research on mathematical disabilities (MD) in young children and the …

During the past two decades, progress has been made in identifying the cognitive deficits
that underlie the academic difficulties of children with mathematical learning disability (MLD) …

Presents historical and contemporary perspectives on mathematical learning disabilities
(MLD). In this chapter we review key contributions from neurology, developmental …

Arithmetic and cognitive skills of children with mathematical difficulties (MD-only), with
comorbid reading difficulties (MD-RD), with reading difficulties (RD-only), and normally …