Changes

* [[Timeline of lithium]]

* [[Timeline of drug development]] (Proposed by Vipul here: [http://effective-altruism.com/ea/150/looking_for_global_healthrelated_wikipedia/])

Remove from list when updated to contract work page [https://contractwork.vipulnaik.com/worker.php?worker=Sebastian+Sanchez] and [https://github.com/vipulnaik/contractwork/blob/master/contributor-lists/sebastian-sanchez-list.mediawiki].

== Currently working or in plan to work==

* [[Timeline of wifi]]

* [[Timeline of Cisco Systems]]