diff --git a/Makefile b/Makefile
index ebceac7..c98e089 100644
--- a/Makefile
+++ b/Makefile
@@ -15,5 +15,8 @@ images:
 img-opt:
 	deno run --allow-all utils/img-opt.js
 
+test:
+	deno test --allow-all utils/test.js
+
 fmt:
 	deno fmt utils/*.js
diff --git a/src/people/arturo-filasto.yaml b/src/people/arturo-filasto.yaml
index f4db778..5f6f2b8 100644
--- a/src/people/arturo-filasto.yaml
+++ b/src/people/arturo-filasto.yaml
@@ -1,5 +1,5 @@
 name: Arturo Filasto
-caption: Founder & CTO [Open Observatory of Network Interference](https://ooni.org/), former key person in [Tor](https://www.torproject.org/)
+caption: Founder & CTO [Open Observatory of Network Interference](https://ooni.org/) & former key person in [Tor](https://www.torproject.org/)
 country: it
 refs:
-  twitter: https://x.com/hellais
+  twitter: hellais
diff --git a/src/people/emanuele-russo.yaml b/src/people/emanuele-russo.yaml
index e5ab745..99536a0 100644
--- a/src/people/emanuele-russo.yaml
+++ b/src/people/emanuele-russo.yaml
@@ -2,4 +2,4 @@ name: Emanuele Russo
 caption: Human Rights Education Expert, [Amnesty Italia](https://www.amnesty.it/) former Chairperson, [Hate Trackers](https://www.hate-trackers.it/) Inventor
 country: it
 refs:
-  twitter: https://x.com/emanuele82
+  twitter: emanuele82
diff --git a/src/people/gabari.yaml b/src/people/gabari.yaml
index 948c25d..156aa22 100644
--- a/src/people/gabari.yaml
+++ b/src/people/gabari.yaml
@@ -1,5 +1,5 @@
 name: Bryce
 nickname: gabari
-caption: "[Brume Wallet](https://brume.money/) co-founder & [MangroveDAO](https://mangrovedao.earth/) Core"
+caption: [Brume Wallet](https://brume.money/) co-founder & [MangroveDAO](https://mangrovedao.earth/) Core
 refs:
-  twitter: bryce_gabari
\ No newline at end of file
+  twitter: bryce_gabari
diff --git a/src/people/luca-lezzerini.yaml b/src/people/luca-lezzerini.yaml
index 6543032..d8bff91 100644
--- a/src/people/luca-lezzerini.yaml
+++ b/src/people/luca-lezzerini.yaml
@@ -1,4 +1,3 @@
 name: Luca Lezzerini
 caption: Academic Professor in Software Engineering & Data Science, true activist
 country: it
-refs:
diff --git a/src/people/marco-castignoli.yaml b/src/people/marco-castignoli.yaml
index e1b6ede..94ed7ca 100644
--- a/src/people/marco-castignoli.yaml
+++ b/src/people/marco-castignoli.yaml
@@ -2,4 +2,4 @@ name: Marco Castignoli
 caption: Dev [Ethereum Foundation](https://ethereum.foundation/), Open Source Maintainer
 country: it
 refs:
-  twitter: https://x.com/CastignoliMarco
+  twitter: CastignoliMarco