Arlen's characters are disillusioned, cynical, and witty, but in addition these stories include elements of fantasy and horror
- Horse Sense for People : The Man Who Listens to Horses Talks to People
- Citizens' Wealth : Why (and How) Sovereign Funds Should be Managed by the People for the People
- My People as Your People : A Textual and Archaeological Analysis of the Reign of Jehoshaphat
- Other People's Money : Masters of the Universe or Servants of the People?
- Innner Earth People And Outer Space People
- Highly Intuitive People : 7 Right-Brain Traits to Change the Lives of Intuitive-Sensitive People
- The Media Equation : How People Treat Computers, Television, and New Media like Real People and Places
- People's History Of World War Ii : The World's Most Destructive Conflict, as told by the People Who Lived Though it.
- Dealing with Difficult People in a Week : How to Deal with Difficult People in Seven Simple Steps
- Instruments in the Redeemer's Hands : People in Need of Change Helping People in Need of Change