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The Big Bang Theory S12E20 — The Decision Reverberation
7.1
The Big Bang Theory•Season 12•Episode 20

The Decision Reverberation

7.1/10 · 2,888 votesApr 25, 201920 min

Ranked #21 of 24 in Season 12•−0.4 vs season avg

Discussion

Raj is worried people won’t take him seriously in his own field after publishing a paper that suggests he may have discovered alien life. Also, Leonard wants to be the principal investigator on a plasma physics study.

Directed byMark Cendrowski
Previous episodeE19 · The Inspiration DeprivationNext episodeE21 · The Plagiarism Schism
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Season 12 Episodes24

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Cast7

Johnny Galecki

Johnny Galecki

Leonard Hofstadter

Jim Parsons

Jim Parsons

Sheldon Cooper

Kaley Cuoco

Kaley Cuoco

Penny

Simon Helberg

Simon Helberg

Howard Wolowitz

Kunal Nayyar

Kunal Nayyar

Rajesh Koothrappali

Melissa Rauch

Melissa Rauch

Bernadette Rostenkowski

Mayim Bialik

Mayim Bialik

Amy Farrah Fowler

Crew7

Mark Cendrowski

Mark Cendrowski

Director

Steven Molaro

Steven Molaro

Story

Tara Hernandez

Tara Hernandez

Story

Steve Holland

Steve Holland

Story

Eric Kaplan

Eric Kaplan

Teleplay

Maria Ferrari

Maria Ferrari

Teleplay

Jeremy Howe

Jeremy Howe

Teleplay

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Episode Summary

"The Decision Reverberation" is episode 20 of The Big Bang Theory season 12. It scored 7.1/10 from 2,888 votes, ranking #21 of 24 episodes this season (season average 7.5). Directed by Mark Cendrowski, it aired on April 25, 2019.

Next: E21 · The Plagiarism SchismBest of Season 12