Merge pull request #7962 from ethereum/jc-research

update research page for post-merge

src/content/community/research/index.md

@@ -54,7 +54,7 @@ As well as forward-looking research, some fundamental redesigns of the protocol,
 
 ### Execution {#execution}
 
-The execution layer is concerned with executing transactions, running the [Ethereum virtual machine (EVM)](/developers/docs/evm/) and generating execution payloads to pass to the consensus layer. There are many active areas of research, especially as execution clients are getting updated in anticipation of [The Merge](/upgrades/merge/). Active areas of research include:
+The execution layer is concerned with executing transactions, running the [Ethereum virtual machine (EVM)](/developers/docs/evm/) and generating execution payloads to pass to the consensus layer. There are many active areas of research, including:
 
 - building out light client support;
 - researching gas limits;
@@ -254,7 +254,7 @@ Blockspace markets govern the inclusion of end-user transactions, either directl
 
 ### Proof-of-stake incentives {#proof-of-stake-incentives}
 
-When Ethereum transitions to proof-of-stake, validators will use its native asset (ether) as collateral. The cryptoeconomics of this determines the security of the network. Sophisticated validators may be able to exploit the nuances of the incentive layer to launch explicit attacks.
+Validators use Ethereum's native asset (ether) as collateral against dishonest behaviour. The cryptoeconomics of this determines the security of the network. Sophisticated validators may be able to exploit the nuances of the incentive layer to launch explicit attacks.
 
 #### Background reading {#background-reading-11}