"Evidence for Two Numerical Systems That Are Similar in Humans and Guppies." by Agrillo, C., Piffer, L., Bisazza, A., & Butterworth, B. in PLoS ONE. 7(2), e31923. doi: 10.1371 / journal. pone. 0031923. (PDF). (15th February 2012).

"Numeracy Skills in Patients With Degenerative Disorders and Focal Brain Lesions: A Neuropsychological Investigation" by Cappelletti, M., Butterworth, B., & Kopelman, M. in Neuropsychology. Volume 64: Issue 11. (PDF). (28th November 2011).

"Understanding the real value of fractions and decimals" by Teresa Iuculano & Brian Butterworth in The Quarterly Journal of Experimental Psychology. Volume 64: Issue 11. (PDF). (1st November 2011).

"Numeri e calcolo" ("Numbers & Calculation"), Edizioni Erickson, by Brian Butterworth, which translation of "The Development of Arithmetical Abilities", 2005. (30th October 2011).

"Didattica per la discalculia" ("Teaching methods for dyscalculia"), Edizioni Erickson, by Brian Butterworth & Dorian Yeo, which translation of "Dyscalculia Guidance". (30th October 2011).

"Basic Numerical Capacities and Prevalence of Developmental Dyscalculia: The Havana Survey" by Vivian Reigosa-Crespo, Mitchell Valdés-Sosa, Brian Butterworth, Nancy Estévez, Marisol Rodríguez, Elsa Santos, Paul Torres, Ramón Suárez, & Agustín Lage in Developmental Psychology. Vol 47: 10.1037: a0025356: 1 - 13. (PDF). (12th September 2011).

"Neural basis of mathematical cognition" by Brian Butterworth & Vincent Walsh in Current Biology. Vol 21: 16: R618-R621. (PDF). (23rd August 2011).

Brian Butterworth & David Baddiel in Laverne Antrobus's BBC4 "Carrots & Sticks: A Horizon Guide to Raising Kids". Extract. (11th August 2011).

"Specialization in the human brain: the case of numbers" by Roi Cohen Kadosh, Bahador Bahrami,Vincent Walsh, Brian Butterworth, Tudor Popescu & Cathy J. Price in Frontiers in Human Neuroscience Volume 5 Article 62 Pages 1 - 9. (PDF) . (11th July 2011).

Introduction from Chinese Version of "The Mathematical Brain, 2004. (4th July 2011).

"Low numeracy and dyscalculia: identification and intervention " by Brian Butterworth & Diana Laurillard in ZDM Mathematics Education. Volume 42: Number 6: Pages 527- 539. (PDF) (18th June 2011).

"Bad at Math - or is it dyscalculia?" by Cari Nierenberg in MSNBC. (31st May 2011).

Dyscaculia Resources, Web Sites and Video Links added. Video extracts, featuring Beau, Paul and Trish, from "Sorry, Wrong Number", a film made by Alex Gabbay and Brian Butterworth for the Educating Together web site. (29th May 2011).

"Dyscalculia: From Brain to Education" by Brian Butterworth, Sashank Varma & Diana Laurillard in Science Magazine. Vol 332: Number 6033: Pages 1049 - 1053. (27th May 2011).

"Is dyscalculia as serious as dyslexia?" with Brian Butterworth & Marcus Du Sautoy on the Today Programme. BBC Radio 4. (27th May 2011).

"Bad at numbers: what's the brain got to with it?" by Brian Butterworth lecture at Institute of Education, University of Reading with introduction by Andy Goodwyn. (22nd March 2011).

"That Does Not Compute: the hidden affliction of dyscalculia" with Brian Butterworth et al on "All in the Mind", presented by Natasha Mitchell. (mp3). Additional interview with Brian Butterworth (mp3). All in the Mind Blog: Numbers (29th January 2011).

"Is Poor Maths Something We Should Worry About?" by Brian Butterworth on "Discussion Point" (6th January 2011).

"Dyscaculia Guidance" by Brian Butterworth & Dorian Yeo, 2004, published in Swedish as "Dyskalkyli - Att hjälpa elever med specifika matematiksvårigheter." (2010).

"Helping Poor Maths Learners Is Helping All of Us" by Brian Butterworth on "Discussion Point". Refers again to OECD Report, "The High Cost of Low Educational Performance". PDF (2MB) (6th December 2010).

"Numbers in the Brain:" A Meeting in honour of Professor Brian Butterworth: Programme. Lecture Theatre, Clinical Neuroscience Building, 33 Queen Square, London WC1. "Representations of number in the brain" and "The role of the language systems in the brain in the development of the concept of number". (26th & 27th November 2010).