Piaget’s stages of development include sensorimotor, preoperational, concrete operational, and formal operational. While there is some criticism of them, they may help characterize child development.

It turns out that we humans go through a predictable series of developmental stages (Cook-Greuter, 2014). As we move into each new stage, we develop a different, more expansive type of awareness (or ...

Erik Erikson was a German psychologist who theorized that there's a specific psychological struggle that takes place through the eight stages of a person's life. These struggles, he believed, ...

In preparation for the birth of your baby, your cervix effaces (thins and stretches) and dilates (opens) so your baby can fit through the birth canal. This cervical ripening can begin days or even ...

Lawrence Kohlberg's theory on the development of morality has been widely influential in psychology, feminist studies and even in business ethics. Kohlberg's theories can help business owners and ...

Let’s roll back to the basics and discuss a few innovation tips that I think all software developers should understand. My company produces software-enabled solutions that aim to solve problems while ...

Different people are destined to different career paths. But ideally, over time, you will take on bigger assignments and more responsibilities that will help you get to where you want. As a CEO of ...

Understanding the phenological growth stages of crops is fundamental to advancing agricultural management, breeding, and climate adaptation strategies. This area of research focuses on the systematic ...

Reviewed by Michael Greenwood, M.Sc. Fertilization is defined as a process where gametes (an egg and sperm) join together to form a full zygote. Both the sperm and egg contain a single set of 23 ...

Hair grows in four distinct stages. The final stage involves the shedding of old hair, making room for new hair growth. Certain conditions can disrupt these stages. The growth and loss of hair may ...

Researchers have published an atlas of zebrafish development, detailing the gene expression programs that are activated within nearly every cell type during the first five days of development, a ...