
Many players mistakenly believe that 'Share Knowledge' requires players to exchange cards matching their current location, but the official rules allow for more flexibility.
According to the Z-M Games Official Rulebook, you can share knowledge by either giving a card that matches your current city to another player or taking a matching card from another player, provided both players are in the same city.
Pandemic Official Rules [edition not specified], p. [page not specified]
These rules correspond to the US edition of Pandemic.
Official Rule Breakdown
The Share Knowledge action allows players to exchange City cards to facilitate finding cures. According to the official rules, you may give any 1 of your City cards when you Share Knowledge, and it does not necessarily need to match your current city. Similarly, a player who Shares Knowledge with you on their turn can take any 1 of your City cards. The only strict requirement is that the other player must also be in the city with you. However, the Researcher role has a specific advantage: the…
Step-by-Step
- Step 1: Ensure both players are located in the same city.
- Step 2: Choose one City card to either give to or take from the other player.
- Step 3: Perform the transfer of the card between player hands.
Example Play Situation
Alice is in Paris and wants to give a London card to Bob. Since Bob is also in Paris, Alice uses her action to Share Knowledge and gives the London card to Bob. Bob now has the card needed to potentially discover a cure.

Common Misconceptions
- Cards must match the city you are currently standing in to be shared.
- Sharing knowledge can only happen on the player giving the card's turn.
- You can only share cards if you are the Researcher role.
Quick Reference
| You Can | You Cannot |
|---|---|
| You can share any 1 City card during the action | You cannot share cards if players are in different cities |
| You can take a card from another player if you are in the same city | You cannot share Role or Reference cards |
| You can use the Researcher ability to transfer cards on either player's turn |
Frequently Asked Questions
- What is the official rule for sharing knowledge in Pandemic?
- You can give or take any 1 City card if both players are in the same city.
- Can I give a card that doesn't match my current city?
- Yes, the card does not have to match your current city to be shared.
- Is it allowed to take a card from another player during my turn?
- Yes, if you are in the same city, you can take a card from them.
- What if I am playing as the Researcher?
- You can give any City card to another player in your city on either player's turn.






