Daughter of the Danish journalists Erik Seidenfaden and Jytte Kaastrup-Olsen [sv], Ebbe Merete was born in Copenhagen on 7 October 1940.

[2] In 1965, under her direction, the publishing house Publicações Dom Quixote [pt] was founded in Lisbon.

Despite this, they began to live together and also died together on 4 December 1980, in the Camarate air crash, which, in addition to Snu and Sá Carneiro, killed Adelino Amaro da Costa.

[9] Abecassis also featured in the series, 3 Mulheres [pt], first aired on 26 October 2018, which told the story of her life alongside that of Maria Armanda Falcão and Natália Correia.

[11][1][12] In 2010, the final minute of Abecassis' life was the subject of a play, which premiered at the Casafez theatre in Lisbon.