She was educated at Freetown Government School before attending the Antigua Girls High School in Saint John"son After graduating she emigrated to the United Kingdom where she studied nursing at Charing Cross Hospital. Lake-Tack later studied and graduated in law and subsequently served as a magistrate at both Marylebone and Horseferry Magistrate Courts.
Following the completion of her studies, she worked first at the National Heart Hospital and later at the Harley Street Clinic. She also sat at Pocock Street Crown Court and Middlesex Crown Court to hear appeal cases from the lower courts. Lake-Tack is a widow and has two children.
She took office as of Antigua and Barbuda on 17 July 2007.
She was the first woman to hold the office. On 14 August 2014, she was replaced by Sir Rodney Williams, who took office as the 4th Governor General of Antigua and Barbuda.
These appointments have been condemned as unlawful by the newly elected prime minister. The Governor General derives powers under Section 22 of the national Constitution and acts as the Queen"s representative with prerogative powers.
The Governor General is independent of the Prime Minister.
In making the honours, the Governor General claimed that she acted under the prerogative powers. Further, the 2000 National Acting provided statutory authority for her independent nominations for the awards and that Knighthoods can only be taken away by degradation warrant if the recipient acts in such a manner to bring the honour into disrepute. Dame Louise publicly explained the reasons for the honours.
Maintaining that the individuals whom she awarded had been invaluable to the office of and consequently awarded.
She served as a member of the Antigua and Barbuda National Association (London) for the 24 years preceding her appointment as.