Dr. Lilli Nielsen (née Reker) (born December 21, 1926, Rønne, Bornholm;[1] died, June 24, 2013, Kolding, Denmark) was a Danish psychologist in the field of teaching blind children and those with multiple disabilities.

[1] Lilli Nielsen has worked as special education adviser at Refsnaesskolen, National Institute to Blind and Partially Sighted Children and Youth in Denmark.

[2] Dr. Lilli Nielsen died on the June 24, 2013, at the public hospital of Kolding after a short period of illness (pneumonia).

All activity, especially in the earliest stages of development, actually "wires our brains" and establishes critical foundational concepts and skills necessary for all future learning.

Children and adults with special needs often develop stereotypical or aggressive behaviors in order to communicate with others or cope within the environments in which they are placed.