April 6, 1990

Dion's spectacular vocal rises above each of these canny commercial concoctions, bringing an irrepressible sense of urgency to what are otherwise safe, sure-fire productions.

April 12, 1990

The project is too slick overall.

April 27, 1990

The sparkle of this set is nearly blinding. It nearly camouflages Dion's intensely soulful vocals that could more readily reach the heart if all the razzle dazzle were not going on in the background.

April 28, 1990

This album may make Celine Dion a superstar but it wil only be in spite of mediocre content.

July 27, 1990

Dion's voice is flawless throughout "Unison".

September 29, 1990

Treatment here is class A all the way.

October 13, 1990

Judged on its artistic merit, "Unison" is a clone, fashioned with the banality of American MOR radio in mind.

January 25, 1991

Her singing remains tastefully unadorned.

January 27, 1991

Her soaring voice is not quite as soulful as [Mariah] Carey's, but Dion – who often recalls a young Angela Bofill– can convincingly power her way through emotive ballads.

February 1, 1991

Be prepared to fall in love.