Forcasting Trends in the Cosmetics Industry ?

[Fashiongirl1]

speaking of collections, how does one spot the trends in the beauty (makeup) industry?
Sow do they come up with these collections?

 

[Suburban Snob]

There is a great book about this called Color Stories: behind the scenese of America's billion dollar beauty industry by Mary Lisa Gavenas. It is VERY interesting if you are interested in the industry.