April 2021 - Newsletter issue no. 15

Open publication - Free publishing

December 2021 - Newsletter issue no. 13

Open publication - Free publishing

October 2021 - Newsletter issue no. 12

Open publication - Free publishing

March 2021 - Newsletter issue no. 11

Open publication - Free publishing

December 2020 - Newsletter issue no. 10

Open publication - Free publishing

October 2020 - Newsletter issue no. 9

Open publication - Free publishing

May 2020 - Newsletter issue no. 8

Open publication - Free publishing

April 2020 - Newsletter issue no. 7

Open publication - Free publishing

March 2020 - Newsletter issue no. 6

 

Open publication - Free publishing

January 2020 - Newsletter issue no. 5

Open publication

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November 2019 - Newsletter issue no. 4

Open publication

Previous editions - known as Marr Matters

Volume 1

Volume 2

Volume 3