Columbia GSAPP: LiPS - Javier Arbona-Homar

Columbia GSAPP: LiPS - Javier Arbona-Homar

Humanities, Social Sciences & Thought Urban Planning & Mobility RPRegional and area planning
🎙 Javier Arbona-Homar 👥 29K 📅 January 23, 2026 ⏱ 75 min 👁 161 📄 expert opinion 🧭 2026-08-15
Available in: English (current) Français

Keywords

explosivitylandscapecolonialitymemorygeography

Summary

Javier Arbona-Homar, a Puerto Rican geographer and associate professor at UC Davis, presents his book ‘Explosivity: Following What Remains’ and new research on ‘monumental disappearance.’ He explores how landscapes bear traces of explosions and imperial violence, focusing on the San Francisco Bay Area as a case study. The talk covers multiple explosions, including the 1944 Port Chicago disaster, a 1866 Wells Fargo depot explosion, and a 2011 Mythbusters accident. He introduces the concept of ’explosivity’ from vulcanology to describe the latent power of explosions and their dispersed, particulate remains. He argues that empire is not hidden but appears in everyday landscapes, and he critiques the memorialization that controls grief. He emphasizes the racial and colonial dimensions of explosive logistics, connecting the exploitation of Chinese workers to segregated munitions ports. His methodology involves site walks and attunement to small-scale traces. The talk concludes with a call to sense and remember what remains, challenging conventional assumptions about appearance and disappearance.

158 words

Critical Evaluation

Value of the Information & Strength of the Argument

The talk provides valuable insights into the spatial politics of explosions, offering a novel framework (’explosivity’) that connects historical events to contemporary landscapes. The argument is well-supported with specific case studies and references to scholarly work, such as Seth Lunan’s statistics on dynamite manufacturing. The speaker’s interdisciplinary approach (geography, American studies, design) enriches the analysis. However, the argumentation is largely theoretical and relies on the speaker’s own interpretations, which may not be universally accepted. The talk is more of an expert opinion than a systematic study, but it is compelling and thought-provoking.

Scientific Rigor, Source Quality, Title Accuracy

The speaker demonstrates scientific rigor by grounding his research in archival work, site visits, and engagement with existing literature. He cites specific sources, such as the Robert Allen papers and works by scholars like Seth Lunan and Dravka Seulich Milik. The title accurately reflects the content, as it is a lecture in the LiPS series at Columbia GSAPP. The talk is well-structured, with clear references to his book and ongoing research. However, the presentation is not peer-reviewed, and some claims are based on personal interpretation. The speaker acknowledges the limitations and the need for further research.

203 words

Title / Content Match

The title accurately reflects the content: a lecture by Javier Arbona-Homar at Columbia GSAPP's LiPS series.

Quality & Reliability

8/10

The speaker is a recognized academic (associate professor) presenting his book and research, with clear methodology and references to archival work and scholarly sources. The talk is well-structured and grounded in specific case studies, though it is an expert opinion rather than a peer-reviewed presentation.

Key Moments

Cited Sources

  • Explosivity: Following What Remains — The speaker's own book, which is the main subject of the talk.
  • Robert Allen papers — Archival source containing photographs of Port Chicago survivors.
  • Seth Lunan — Geographer cited for statistics on dynamite manufacturing in California.
  • Dravka Seulich Milik and Philip Satler — Architectural historians quoted on colonial practices and minerals.

Concurring Sources

  • Port Chicago Naval Magazine National Memorial — Official National Park Service site providing historical context for the Port Chicago explosion.
  • Demilits — Website of the artistic collaboration co-founded by the speaker, relevant to his methodology.

Contribution & Novelties

The talk introduces the concept of ’explosivity’ as a lens to understand landscapes shaped by explosions, offering a novel framework that connects historical events to contemporary issues of race, colonialism, and memory. It challenges the notion that empire hides in landscapes, arguing instead that it is visible in everyday traces. The methodology of ‘following what remains’ and site walks provides a practical approach to studying dispersed archives. The talk also highlights the particulate and granular scales of evidence, which are often overlooked.

Pour aller plus loin :

  • Port Chicago Naval Magazine National Memorial — Official site for the memorial discussed in the talk.
  • Demilits — Artistic collaboration co-founded by the speaker, focusing on decoding military landscapes.
  • MythBusters — Wikipedia page for the show, relevant to the case study discussed.

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Radar Profile

The radar profile shows high scores in information quantity, quality, and reliability, with a slightly lower technical level due to the humanities focus. The overall shape indicates a well-rounded, credible presentation with strong content and sources.

Reliability 8/10

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