But the industry is controlled by pimps and traffickers who "condition" their victims by subjecting them to starvation, gang rape, beatings, psychological abuse, confinement, threats of violence toward the victim and victim's family, forced drug use and shame.
Cervantes' masterpiece seems to have been inspired by the physical and psychological pressures of confinement, linking the first modern novel with the prison experience.
It was the last time the nation's highest court would address the psychological effects of solitary confinement directly.
"Weeks of solitary confinement and psychological and physical torture eventually made me give in to demands of those who had arrested me," he said.
In excerpts from Gonnerman's interviews with him, he speaks candidly about the psychological toll of solitary confinement, and what it meant to have the criminal-justice system take away years of his life.
There are many important psychological factors associated with confinement, isolation and sensory deprivation.
Research has linked psychiatric and psychological harm to solitary confinement.
The animals experience both physical and psychological disorders, and their confinement is so cruel that it is being phased out across Europe.
Palestinians were abused through arbitrary beating, torture, solitary confinement, insults, psychological manipulation, deprivation of family visits and violation of basic human rights.
In an August 2011 report, the UN Special Rapporteur on Torture said that after only 15 days in solitary confinement, harmful psychological effects become irreversible.
