Causes And Effects Are Linked Objects

Transfers

Causes and effects are objects physically connected to each other. This metaphor maps the concrete experience of linked, chained, or bonded objects onto abstract causal relationships. When we reason about causation through this metaphor, causes and effects become things you can see, grasp, and trace the connection between — like links in a chain, knots in a rope, or coupled railcars. The metaphor makes the invisible relationship of causation tangible by turning it into a physical bond.

Key structural parallels:

• Causal connection as physical linkage — “Smoking is linked to lung cancer.” “The evidence connects the suspect to the crime.” “There’s a clear tie between poverty and poor health outcomes.” The causal relationship itself is a physical bond — a chain, rope, wire, or bridge — that joins two objects (the cause and the effect).
• Causal chains as object chains — “A chain of events led to the disaster.” “Each link in the causal chain must hold.” “The chain of command broke down.” When multiple causes and effects are connected in sequence, they form a literal chain where each link is both an effect of the previous link and a cause of the next.
• Strength of causation as strength of bond — “The connection between diet and disease is strong.” “The link is tenuous at best.” “The bond between cause and effect is unbreakable.” A strong causal relationship is a strong physical bond; a weak or uncertain causal relationship is a frayed rope or a loose coupling.
• Discovering causation as finding the link — “Scientists found the missing link.” “We need to connect the dots.” “The link between the two was finally established.” Causal investigation is a search for the physical object that connects two other objects. The link may be hidden, buried, or missing.
• Breaking causation as severing the link — “The intervention broke the cycle.” “We need to sever the connection between these two factors.” “Cut the ties between cause and effect.” Preventing or interrupting causation is physically cutting, breaking, or removing the link between objects.

Limits

• Links are bilateral; causation is directional — a chain link connects two things symmetrically: if A is linked to B, then B is linked to A. But causation has a direction: the cause produces the effect, not the reverse. The link metaphor obscures causal asymmetry, which is why “correlation is not causation” must be explicitly taught — the metaphor of linkage does not naturally distinguish the two.
• Chain topology is linear — a chain is a sequence of links. But real causal structures are networks: branching, converging, looping. Multiple causes can jointly produce one effect (convergence), and one cause can produce many effects (divergence). The chain model makes multi-causal and multi-effect reasoning feel unnatural.
• Physical links are persistent — once two objects are linked, they stay linked until something actively severs the connection. But many causal relationships are probabilistic, intermittent, or context- dependent. Smoking does not always cause cancer; the “link” is statistical, not mechanical. The metaphor makes all causation feel deterministic.
• Objects are passive; causes are active — linked objects just sit there, connected. But causes do things: they produce, generate, bring about. The metaphor captures the relationship but strips away the dynamism. It turns causation into a static structure rather than a process.
• The link can become the explanation — once people find a “link” between two phenomena, the metaphor can make it feel like the explanation is complete. But identifying a link (correlation) is only the beginning of causal understanding. The mechanism, the pathway, the context — these require going beyond the linked-objects frame.

Expressions

• “Smoking is linked to cancer” — causal connection as physical bond
• “A chain of events led to the collapse” — sequential causation as linked objects in sequence
• “We need to connect the dots” — discovering causation as finding the links between objects
• “The evidence ties the two together” — establishing causation as binding objects
• “Break the cycle of poverty” — interrupting causation as severing a linked chain
• “There’s a strong connection between education and income” — strength of causation as strength of physical bond
• “The missing link in the argument” — an unknown cause as an absent connecting object
• “They traced the chain of infection back to patient zero” — causal investigation as following a chain link by link
• “The bond between early experience and adult behavior” — long-range causation as a durable physical bond

Origin Story

This metaphor is documented in the Master Metaphor List (Lakoff, Espenson & Schwartz 1991). It is among the most fundamental metaphors for causation, predating the Event Structure system’s more elaborate location-case and object-case variants. The grounding is in early physical experience: infants learn that pulling one linked object moves another, that chains transmit force, and that connected things move together. This embodied understanding of physical linkage extends to all forms of causal reasoning. The metaphor is so deeply embedded in scientific and everyday language that “link” and “connection” are often treated as literal descriptions of causation rather than metaphorical ones — a mark of a highly conventionalized mapping.

References

• Lakoff, G., Espenson, J. & Schwartz, A. Master Metaphor List (1991), “Causes And Effects Are Linked Objects”
• Lakoff, G. & Johnson, M. Metaphors We Live By (1980) — ontological metaphors and the objectification of abstract relations
• Lakoff, G. & Johnson, M. Philosophy in the Flesh (1999) — causation metaphors