[1] When he was eleven, he secretly joined the Betar youth movement but when his father found out, he was furious.

[2] In 1958 he was drafted into the Israel Defense Forces and was posted as a reporter for the Bamahane military newspaper.

On the night of 4 November 1995, he delivered the official government statement regarding Rabin's death:[4] The government of Israel announces in dismay, in great sadness, and in deep sorrow, the death of prime minister and minister of defence Yitzhak Rabin, who was murdered by an assassin, tonight in Tel Aviv.

He wrote several books and coauthored others with Michael Bar-Zohar, Ze'ev Schiff, Yossi Melman and Ehud Ya'ari.

[3] In September 2019, Haber was diagnosed with colon cancer, which forced him to retire from Yedioth Ahronoth.