Toward a New Frontier in Human Intelligence: The Person-Centered Approach.

When it comes to intelligence, we all have bad days. In the past few years, Florian Schmiedek, Martin Lövdén and Ulman Lindenberger of the Max Planck Institute for Human Development in Germany have been leading the charge in understanding fluctuations in cognitive ability over time. To be sure, over the past 120 years intelligence researchers have done a truly remarkable job cataloguing the structure of cognitive abilities that exists when you assess intelligence between people, and general intelligence does predict many important things in life. [Extracted from the article]