

Expertise: Biology
Expertise: Biology is a veteran leader trait in Stellaris 4.5.2 for Scientist, with an effect on the council. It gives +15% Research Speed (Biology), +25% Chance for Biology Research Options and +10% Society Research Society Research from Jobs. It upgrades to Leader Trait Expertise Biology 2.
What Expertise: Biology does
Modifier lines by where the leader applies them, as the game prints them; triggered ones with their condition.
- +15%Research Speed (Biology)
- +25%Chance for Biology Research Options
Tiers
replace_traits: each tier replaces the one before when the leader gains it.
Who can get it
leader_potential_add and the other limits of the trait (the wording is ours).
- Not: Is specialist researcher society
- Can leader get council trait trigger
- Any of
- Not all of
- owner
- Gestalt Consciousness
- Not: Is councilor
- owner
- Leader flag: restored_node
- Leader flag: renowned_leader
- Not all of
- When a condition holds
- owner
- Not: Is crisis faction
- owner
- Any of
- Any of
- Without: paragon
- Trait: Statistician
In the game
This leader is, following years of study, considered an expert within the field of Biology.
Leader Trait ()
Expertise: Biology: questions
Which leaders can get Expertise: Biology?
Scientist; it is a veteran trait of free or veteran rarity.
Does Expertise: Biology upgrade?
It is replaced by Leader Trait Expertise Biology 2 at the next tier.
What is the ID of Expertise: Biology?
leader_trait_expertise_biology
Source: common/traits/00_scientist_traits.txt, Stellaris Cygnus v4.5.2 (9776).
