Brain rhythm.  Got it?  Need it?  What is it?  Can you improve it?
Check out new IAP Research Report No. 9:  The efficacy of rhythm-based (mental timing) treatments with subjects with a variety of clinical disorders: A brief review of theoretical, diagnostic, and treatment research (McGrew & Vega, 2009). at the IQ Brain Clock blog (sister blog to IQs Corner).
 
 
