Where to learn more on creating logo like this?

I am very interested in this kind of style: http://ift.tt/1SovaJu

http://ift.tt/1Tkc1xh

http://ift.tt/1SovaJw

Are there any tutorials for this style? Or what is it called?

Great design resource

100 Things Every Designer Needs to Know About People (Voices That Matter) Submitted March 31, 2016 at 08:23AM by Jay087 http://ift.tt/1Tkc1xf