These characteristics are also found in creative children.A number of trade books (e.g., Guerrero, 2006; Hartmann & Paladino, 2003) have similarly suggested that the traits comprising ADHD could be present in creative individuals: being inventors of new ways of doing things, acting with an open mind, not following routines, seeking risks, being impatient. In his theory of intelligence, Guilford (1956) described five operational categories: cognition, memory, evaluation, convergent production, and divergent production. Guildford defined divergent production,