Studio Still

https://www.youtube.com/watch?v=4SoWLRrTniI

https://www.youtube.com/watch?v=kl6jjIKvykE

Please explore these photographers who created still life work. Add still life behind their name in the search. For Mapplethorpe add flowers behind his name or you will be in for a surprise.
Irving Penn
Edward Weston
Man Ray
Josef Sudek
Joel Peter Witkin
Edward Steichen
Andre Kertesz
Robert Mapplethorpe (flowers)

Portrait Styles

http://digital-photography-school.com/6-portrait-lighting-patterns-every-photographer-should-know/

Avedon

http://erickimphotography.com/blog/2014/09/26/5-lessons-richard-avedon-taught-street-photography/

https://www.youtube.com/watch?v=fnvwuIVl_6I

https://www.youtube.com/watch?v=0OX-_ZYm2I4

https://www.youtube.com/watch?v=-li99i9d4w8