{"items":[{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-03 00:27:46.336Z","domain":"sigmoid.social","followerCount":2680,"followers":"https://sigmoid.social/users/roydanroy/followers","following":"https://sigmoid.social/users/roydanroy/following","followingCount":168,"icon":"https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/322/610/905/367/115/original/924a6923e60935c2.jpeg","id":"od337665jd8g6hy","inbox":"https://sigmoid.social/users/roydanroy/inbox","iri":"https://sigmoid.social/users/roydanroy","isLocal":false,"last_fetched":"2025-12-22 18:14:03.345Z","outbox":"https://sigmoid.social/users/roydanroy/outbox","preferred_username":"roydanroy","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvjvbPnPH6NzHXhvHgPj4\nBRo/QxAq7CenaJP8vs5I+LJHPa6wewALn8hfA1l3uLsOHm37VZs0AMD0rA0kdnge\nf0XFjOtyuXfZggvPCRjJVIoXds3TI/0BtsHsptiR4yzJqwlbB/BfEl8WN/FYFWPG\nLIgPX4y0xBFqPOGUlzR25RV1kYdm897rvmKVojvCTdFwUxsT9Uu37gdOPUNXUO8c\n3j7OQbNprenr22b1L262ocJQuWGe56VrNGHrqWLx2J2qlwzV6Q59fty2I8Dq6+Cy\nIw7buvlptM0PVNKGjKPamCgg4TBLyHoOuRiX6stzwwhgmlTGmJZIVP86RMlQKNzI\nrwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-11 00:00:00.000Z","summary":"

Scientist. Associate Professor of Stats/CS/ECE @UofT; Founding Member @VectorInst; Canada CIFAR AI Chair. I study inference / computation to understand machine intelligence.

","updated":"2025-12-22 18:14:03.345Z","user":"","username":"Daniel Roy"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-02 13:47:29.685Z","domain":"hci.social","followerCount":3070,"followers":"https://hci.social/users/jbigham/followers","following":"https://hci.social/users/jbigham/following","followingCount":1159,"icon":"https://storage.googleapis.com/hci-social-storage/accounts/avatars/108/280/517/522/446/278/original/a779674d87ba92d5.png","id":"xdklls3j731l0m0","inbox":"https://hci.social/users/jbigham/inbox","iri":"https://hci.social/users/jbigham","isLocal":false,"last_fetched":"2025-12-22 18:14:03.836Z","outbox":"https://hci.social/users/jbigham/outbox","preferred_username":"jbigham","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtBHqBpJZ2jE7ZtYX+pNt\nWmHv0QvY6AfrXe/A01NISiRYFYaA6CevXA8kAJk0uTv4Y2kIfgKj9Iq6MBTlOOfJ\nMD3OWSOcr9n5vVj/Aol5/7Ci1/G+SITb3Qpm8Qs1SHVI304D/YVUVU6KlmxBPDyi\nLdVmHFotrV98Ymwg+pHMXqgIKiCa202aCiWgqikwPvV1RurK1705Efh6/YJHtBvt\nm+q7XpABEjBlmwPxzFwlicpnoNN6fj/n87Bhm/wJhR4safvnk1DxePMT/2Zc4Isb\nqXmLlOxPKweACiXWn7JmrKWaYBFvDCtwOL6txAZhtVNKo3WlRmEDcqjFbZC8E6rV\n6wIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-05-11 00:00:00.000Z","summary":"

Professor of HCII and LTI at CMU SCS. #hci, #a11y, #dialog, #nlp. AI/ML. #yinzfluencer of 4 kids. aspire to exceed my attention-seeking pattern regurgitating machine colleagues.

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ML Research Engineer, working with Autonomous Vehicles.

","updated":"2025-12-22 18:14:03.972Z","user":"","username":"Christian S. Perone"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-09 17:27:24.213Z","domain":"sigmoid.social","followerCount":1714,"followers":"https://sigmoid.social/users/tkipf/followers","following":"https://sigmoid.social/users/tkipf/following","followingCount":197,"icon":"https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/290/270/943/383/176/original/3792fb188d6df892.jpg","id":"82734fjejil37e6","inbox":"https://sigmoid.social/users/tkipf/inbox","iri":"https://sigmoid.social/users/tkipf","isLocal":false,"last_fetched":"2025-12-22 18:14:04.029Z","outbox":"https://sigmoid.social/users/tkipf/outbox","preferred_username":"tkipf","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzd7N6yZ1kV3aVXTNyx0e\nfRv/rMZxzWEemQnq5DgBeo+DTSv04Zfg+PDNevHvkIklqgizUyMUMIoFwrUhg83N\nRvBainG7HVYa0VBjxDR2gxvCj6mn4qJIcrmmR1f0aXBzyJwIjFwKV6KjZzlYpODG\nC8lkCCTGFG3+zMtgxN7Woamp6kls4KGeoWug5he79l92L5nsnKZ3Yuua1ecUJIzj\nK3+Ud9oyoTHDrGNk+wfXov1L/wcwUvLhKvHxhqGnA+dHgr/kE9/z9+Lx9TKJQyRD\n0uwXqByw0qcqmbCOvk4YKqicjcOhrt0Kas15tnhBzZnEnD5EFgb6H3xtwPlCpSxI\n1QIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-05 00:00:00.000Z","summary":"

Machine Learning + Structure: Graphs, Objects, Compositionality. Senior Research Scientist at Google Brain 🧠. ELLIS.eu Scholar 🇪🇺

","updated":"2025-12-22 18:14:04.029Z","user":"","username":"Thomas Kipf"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-11 02:02:45.413Z","domain":"sigmoid.social","followerCount":1450,"followers":"https://sigmoid.social/users/rockt/followers","following":"https://sigmoid.social/users/rockt/following","followingCount":124,"icon":"https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/291/913/610/972/065/original/5ce6994826ef1a79.jpeg","id":"7981ud8667za2s4","inbox":"https://sigmoid.social/users/rockt/inbox","iri":"https://sigmoid.social/users/rockt","isLocal":false,"last_fetched":"2025-12-22 18:14:04.078Z","outbox":"https://sigmoid.social/users/rockt/outbox","preferred_username":"rockt","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsWBLoMax/oZjLf9O2nwp\n97R37Uq0BagR3gam4YcZzGW7AHD/oUjEPfhRafrYuF4f4F5PKaq8p1onmpnRvgx7\n18PLrQTBdtbB4ghpb0dQ5qRLj44JavNPa2V/EqlpUfGw/i29wFwXoxCQ2yL9QhPJ\n2AQfKAJsWiGhuMLT/bwvgNkpDUCbW84gdFhTCpGXU26gN1iJcriKY7bs0+btWjUC\nWqHsl827pMvTGu8/FVVhLl0TwB5to+l7fnKyM4Usv8f5U89TB2k8/4J+9XoImjak\nGv4S8lBiW8+x6ZNIt7YVjmhMHtWyr9XW2/nH9sAdWZb81m3TOTyUG4aNr+F9ROv3\n2QIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-05 00:00:00.000Z","summary":"

Open-Endedness Team Lead at DeepMind, Associate Professor at UCL Centre for AI leading UCL @dark Lab, and ELLIS Scholar. ex University of Oxford, Facebook AI Research.

","updated":"2025-12-22 18:14:04.079Z","user":"","username":"Tim Rocktäschel"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-08-30 14:43:33.532Z","domain":"sigmoid.social","followerCount":6399,"followers":"https://sigmoid.social/users/thegradient/followers","following":"https://sigmoid.social/users/thegradient/following","followingCount":154,"icon":"https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/261/650/757/168/620/original/2f330bb50c727829.png","id":"0mwk8jv8h0v7m4v","inbox":"https://sigmoid.social/users/thegradient/inbox","iri":"https://sigmoid.social/users/thegradient","isLocal":false,"last_fetched":"2025-12-22 17:42:32.854Z","outbox":"https://sigmoid.social/users/thegradient/outbox","preferred_username":"thegradient","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyiV1BFbBbX+vlEZPnd7g\n7ZteHiGFYdm8B5jtFE4u+4aYPmMEDxTpGHxaVg6DMUYMh3cFXBZ/ejNnQhYDQgmj\nJF2KxJ57kewlgNdtOGs3r1FFhTJzzt5+U5UAS48WdmiSNujDfXJGdiEzxFTYjB6O\nrYuIurjaC7B8e6L8IFmv+2HYvmOrKmiXutp6iTs8xiOXwYlCsmPjIeRDOzGYYYcc\nkALoKkP3RC3jIyvXxjBadei00yTPO+BoMsqORhlBCf0dKRVERXAz6OdTj+erouSb\nmhBfqgj0nzXooJWXAYYyYmm42hHcBo8pI/b0og1Nwg44Y6aQvVvVpkf121kzMSo4\nAwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-10-31 00:00:00.000Z","summary":"

The Gradient is an organization with the missions of making it easier for anyone to learn about AI and of facilitating discu. We were founded in 2017 by a group of students and researchers at the Stanford AI Lab. Our current projects include The Gradient Magazine, The Gradient Podcast, The Update newsletter, and Sigmoid Social. We are a non-profit and volunteer-run effort run by researchers and engineers in the AI community.

","updated":"2025-12-22 17:42:32.854Z","user":"","username":"The Gradient"}],"page":1,"perPage":10,"totalItems":1,"totalPages":1}

Roberto Pereira Silveira

Following