Calvin Evans and Elizabeth Zott get lectured about joining in on the lab festivities on Lessons In Chemistry Season 1 Episode 7, "Book Of Calvin".

Calvin Evans lectures about chemistry at Harvard University on Lessons In Chemistry Season 1 Episode 7, "Book Of Calvin".

Calvin Evans has a tough moment in his lab at Hastings on Lessons In Chemistry Season 1 Episode 7, "Book Of Calvin"

Calvin Evans kisses Elizabeth Zott's cheek before a run on Lessons In Chemistry Season 1 Episode 7, "Book Of Calvin".

Calvin Evans and Elizabeth Zott grow closer as they work on Lessons In Chemistry Season 1 Episode 7, "Book Of Calvin".

Calvin Evans meets Charlie Sloane and his wife Harriet Sloane on Lessons In Chemistry Season 1 Episode 7, "Book Of Calvin".

Elizabeth Zott hallucinates her late partner Calvin Evans as she continues to raise their daughter and convert their kitchen into a lab.

Calvin Evans and Fran Frask speak about the state of the Hastings Lab and Calvin's work on Lessons In Chemistry Season 1 Episode 1, "Little Miss Hastings."

Elizabeth Zott and Calvin Evans get closer during a lunchbreak in Lessons In Chemistry Season 1 Episode 1 "Little Miss Hastings," laughing together.

Elizabeth Zott and Calvin Evans celebrate Christmas together at Hastings Lab on Lessons In Chemistry Season 1 Episode 2 "Her And Him.

Calvin Evans and Elizabeth Zott share stories about their lives on Lessons In Chemistry Season 1 Episode 2, "Her And Him."

Dr. Calvin Evans and his dog, Six-Thirty, go for a run on Lessons In Chemistry Season 1 Episode 2, "Her And Him."