#git shortlog summarizes git log output in a format suitable for inclusion in release announcements. Each commit will be grouped by author and title.Additionally, “[PATCH]” will be stripped from the commit description.
To get a nice summary of the author and number of patches you can use option switch “-s” with the command as shown
For ex:
[hchiramm@humbles-lap qemu]$ git shortlog -s
17 Adam Lackorzynski
7 Adam Litke
1 Ademar de Souza Reis Jr
1 Adrian Bridgett
1 Akkarit Sangpetch
1 Akos PASZTORY
1 Alasdair McLeay
3 Alberto Garcia
1 Alejandro Cabrera
1 Alejandro Martinez Ruiz
5 Alex Barcelo
3 Alex Bligh
The email address of the author can be listed with “-e” switch.